Happy 18th Birthday To My Best Friend

Happy 18th birthday,wish your friend a happy 18th birthday with a funny birthday message or quote that celebrates your close bond of friendship. This post shares ideas on what you can write in your best friend’s 18th birthday greeting card. Whether you decide to post this cute stuff on your friend’s Facebook, send a birthday text message or scribble a quote on a card – make sure that your friend is the happiest eighteen year old boy or girl as the cake is cut. Celebrate these last couple of years of teenage life and cherish the sweet bond of your friendship to the fullest. 

Happy 18th birthday for family and friends

An eighteenth birthday is a significant event in a young persons’ life. In many countries and societies the day, you turn eighteen signifies the journey from youth to adulthood. This day is considered a rite of passage for many and should be celebrated as such. There are many different ways to celebrate and give special birthday wishes, but it’s not always easy to say it in a unique way. Rather than just writing happy birthday in your gift tags and cards use our 100% original, funny and inspirational 18th birthday wishes for best friends, girlfriend, boyfriend, daughter, son, brother and sister.

happy 18th birthday wishes

Now that you have turned eighteen, no one can tell you what to do. But you better not stop listening to me, your best friend. Because no matter how old you become, I will always have the right to tell you what to do. Happy 18th birthday.

Finally you will be allowed to legally do all the things that make life worth living. Happy 18th birthday.

I can’t guarantee that your life after eighteen will be totally smooth. But as your friend, I guarantee that I will always stand by your side whether you are eighteen or eighty. Happy 18th birthday.

Happy Independence Day. Today, your life officially becomes a democracy as it receives freedom from the dictatorship of your parents. Happy 18th birthday.

You are the reason my life experiences spring and summer. Without you, my life would have been a total bummer. Happy 18th birthday to my best friend.

I hope your eighteen birthday is as much fun as you. I hope your eighteen birthday is as sexy as you. I hope your eighteenth birthday is the best, just like you are a friend to me – the best. Happy 18th birthday to my bff.

Welcome to a free world where there are no rules on how late can you return from a party and no laws of being grounded. Happy 18th birthday.


If I was a guy, I would definitely be dating you because you are the prettiest eighteen year old girl ever. Happy 18th birthday.

This is one of the last years of your life when you can tell your teacher that your dog ate the homework. Happy 18th birthday.

What’s the use of turning eighteen and officially becoming an adult if you still have to wait three more years before you can drink? Sorry mate, there is no fun in becoming eighteen. Happy birthday.

The pictures of my childhood would have been incomplete if they didn’t have a beautiful face like yours. Happy birthday to the prettiest eighteen year old in the school.

Do you know what you get when you turn the number 8 sideways? You get ∞ which is the symbol for infinity. I hope you remain 18 forever. Happy eighteen birthday.

Do you know what turning eighteen means? It means going to college and getting a part-time job, which sucks. Happy 18th birthday.

You have turned eighteen today. Enjoy the beginning of your adult life because this is the only time that you can act like an irresponsible adult. Happy 18th birthday.


You have waited eighteen long years for this day. Smile, jump, laugh and cry – enjoy the wonderful years that lie ahead and never look back. Happy 18th birthday to my friend.

I am so happy for you on turning eighteen. Finally you can move out of your parents’ house and get a place of your own so we can spend more time together. Happy 18th birthday pal.

You are not going to become a cool friend, stylish and handsome dude on your eighteenth birthday. That is because you have always been a cool friend, stylish dude and handsome young boy since your teens. Happy birthday.

If your status on Facebook is ‘confused’ and your relationship status is ‘It’s complicated’, you are rightly celebrating your eighteenth birthday. Happy birthday.

On your eighteenth birthday I hope that you get into the college that you want and you finally meet your prince charming. Happy 18th birthday to my bff.

Do you know what rent, phone bills, grocery bills and electricity bills have in common? You will have to start paying all of them now. Happy 18th birthday.

Becoming eighteen years old is a turning point in your life. I hope that our friendship remains as crazy and fun as it was before you officially became an adult. Happy 18th birthday.


No more childish tantrums, no more silly mistakes and no more immature decisions. You have turned eighteen and you will now be expected to behave like a boring adult. Happy birthday.

Today we are not just celebrating your eighteenth birthday, but one more year of our beautiful friendship. Happy eighteenth birthday dear friend.

From preteens to teens to late teens, you have been an awesome friend throughout. Here’s hoping that you continue being an awesome friend to me for the rest of your life too. Happy eighteenth birthday.

Bid goodbye to being grounded, spending boring weekends with parents and getting an allowance. Say hello to pretty dates, flirting, cool parties, summer jobs and an exciting freshman year. Happy eighteenth birthday.

After turning eighteen, being cool is as full time job. But I am sure you won’t have a problem because you have always been a cool dude. Happy eighteenth birthday buddy.

A successful eighteen year old is defined by the number of good friends he has. By this definition, you are probably the most successful eighteen year old ever. Happy 18th birthday.

Eighteen is a pathetic age because that is when you have to take all the big decisions related to college, career and life. Welcome to the most challenging year of your life. Happy birthday.

18 birthday messages

Your family is happy that you have finally turned eighteen and become an adult. But as your best friend, only I know that your maturity is that of a thirteen year old. Happy birthday mate.

The biggest advantage of turning eighteen is that you can still ask for some allowance from your dad so that you can give your friends an awesome birthday party. Happy 18th birthday.

In many countries, when you turn 18 you are legally considered an adult and are regarded as a grown-up. You can vote, get a loan or a credit card, drink alcohol (in some countries), and join the military.

is when adolescence ends. You are no longer a child, but a mature man or woman, free of the guardianship of your parents and other adults. However, along with being legally recognized as an adult, it’s also time to mature and start being more responsible.

As it is such an important birthday, 18th birthday wishes must be special. Here is a collection of wishes to inspire you. Feel free to select one to write on a card or send in a text message. If you like, you can modify any of the given quotes to make your message more personal. Here are also some pictures that you can send via text or social media.

Now that you’re 18, you’re responsible for covering for your own mistakes. Unfortunately, those don’t stop at any age.

You’re an adult now, but don’t let it go to your head. Seriously, the younger you think the younger you’ll stay.

18 BIRTHDAY wishes

Don’t worry, you still don’t have to take yourself seriously. We certainly won’t. Happy 18th!

Now that you’re 18, you’re both an adult and a teenager! Lucky you 🙂 Happy Birthday!

You’re not a kid anymore. Happy Birthday and welcome to manhood!

On your 18th birthday, my number one piece of advice is for you to take a deep breath, do some reflecting, and make a cool start.

Turning 18 is a great life experience. Don’t miss the excitement!

Today my heart and soul will only sing one song for you, “Happy Birthday!”

Congratulations on this special day. The coming years of your life are sure to be exciting!


Enjoy the moment, the day, and your teenage years for as long as possible. Wishing you a memorable 18th birthday!

May your future be forever bright. To us, you will always be a source of light. Happy 18th Birthday!

Welcome to adulthood! It’s all downhill from here 🙂 Happy 18th!

Throw an awesome party and have some fun! Happy 18th Birthday.

You might think you’re old because you’ve turned 18, and that’s only because you still don’t know anything.

Life is a journey, and you’ve only just begun. Happy 18th!

You’ve already brought us so much joy. I can’t wait to see what you do with your next 18 years.

Life is what you make of it! Happy 18th!

18 BIRTHDAY quotes

No matter what the future brings, I’ll always be there for you. You’re never too old to need a helping hand (sometimes two). Happy 18th birthday.

My advice to you on your 18th birthday is: don’t be afraid to make mistakes, to fall in love, or to ask for help. Also, save money (less fun but also very important.) Happy Birthday!

You are a star and I know you’re going to do wonderful things. Happy Birthday.

I am so happy to have you in my life. The best is yet to come. Happy Birthday.

Put away your worries for the day. Adulthood can start tomorrow but today we need to celebrate!

You did it! You held on for another trip around the sun. I hope we have many more together.

Now that you’re 18, I’m going to start coming to you for advice. And money. Happy Birthday!

You’re never too old to play games or dream big. I pray you keep a smile on your face and a youthful spirit.

Even though you’ve turned 18 and are technically an adult, don’t be fooled. You are still a kid and will be for next 18 years!

18 BIRTHDAY memes

The little girl I knew so well is now a woman! Happy 18th birthday, dear!

You’re no longer a kid and it’s time to start watching where you step. Welcome to the ever fun grown-up world!

Your sweet childhood is no more. It’s time to lament the end of your innocence. Still, Happy 18th!

Finally, after waiting 18 years, you’ve earned the right to buy more stuff! Welcome to adulthood!

Welcome to adulthood! I wish you a great 18th birthday and hope hope each and every dream comes true.

Personally, I couldn’t care less if you were 18 or 80. It all means the same thing to me: Time to party!

We all know for a fact that you are still just an 8-year-old with ten years of experience. I hope you have a great birthday!

Um. I think you’re awesome. Happy Birthday!

You’re never old enough to keep secrets from me, even if now, they now might have more consequences than before. Don’t forget that! Happy Birthday, dearest.

Just like your nose and ears, my love for you will only grow with the years. Happy Birthday!

happy 18th birthday quotes

Keep this up and soon you’re going to be 100 years old. Happy Birthday!

My only goal today is to make sure you have nothing to worry about. Save your worrying for tomorrow.

I’m lucky because today I get to celebrate the life of someone I love very much. As you go out into the adult world, I know that the values you’ve been raised with won’t leave you and that you will bring joy to many. Happy Birthday!

You are a blessing in my life. Happy Birthday!

You can grow older but please please please please please please please never get old. Happy Birthday!

So you’ll do my taxes for me this year, right? Happy Birthday!

Some of us really thought you might not make it to today because of your reckless childhood. Now that you’re an adult, I’m terrified of what you might do. Just kidding! Happy Birthday

I hope you’ll keep an open heart and open spirit as you gain life experience. Happy Birthday, dear one.

Thank you for all the joy you’ve brought us through the years. You have a special heart. Happy Birthday.

Happy, happy birthday for a dear, dear friend!

Since it’s your 18th birthday, I’m wishing you 18 times for your continued success!

Today, let’s not say 18 years old and instead say 18 years young.


Your age only matters to the police and insurance companies. To people who love you, you will always be ageless.

These are special years now, where you are neither very, very young nor very, very old. But for you I hope that they are very, very happy.

aNow that you’re an adult, you have the power to control your life. Remember that with great power comes great responsibility. Your choices are now your own and you can’t blame anyone for the consequences. I know you will be be a responsible citizen and a great man. Happy 18th birthday!

The day you understood that everyone is imperfect, you became a teenager. The day you forgive them is when you will be an adult. Happy 18th birthday!

On your 18th birthday, we wish you a fantastic party and an even better year!

Now that you’re 18, you need to be careful—your parents can legally throw you out! Happy 18th!

Now that you’re 18, you need to be careful about the mischief you cause or else . . . we can sue you! Happy Birthday!


Great! Now I can arrest you legally 😉 Happy Birthday!

We’ve known you were wonderful for each of the past 18 years. Hope you have a great party tonight!

Welcome to manhood. It’s time to leave childish things behind (even video games). Happy 18th!

Now that the most carefree days of your life are behind you, get ready for the burden of adult life. Happy Birthday!

Welcome to the adulthood club, where we only have one rule: No rules! Happy 18th birthday, dear!

On your first day of adulthood, I hope you enjoy the day and night as much as possible. And make sure you leave the tab for someone else.

Welcome to the club of adulthood. However, we’d prefer it if you didn’t let the police know because otherwise we’ll soon meet you behind bars. Happy Birthday!

You’ll soon find out that being an adult is much less exciting than being a child. But shhhh don’t tell anyone. That’s our secret. Happy 18th!

I hope you wake up tomorrow and realize how lucky you are to have had me as a friend for so many years. But that’s tomorrow. Today is about you. Happy Birthday!

Now is the time to decide what kind of person you are going to be, which is much more important than deciding your career. Choose wisely!


 Another year older, and you just keep getting more amazing! I can’t wait to see what this year brings for you.

You’ve grown up and now it’s time for you to leave the nest. I hope you’ve been practicing how to fly! Happy Birthday, dear one.

 As you become an adult, you will be more free in some ways and less free in others. You’ll definitely need to wear pants outside of the house. Happy Birthday!

Now you’re an adult. Please grow up, but never grow old. Please.

The choices you make today determine where you’re going to be tomorrow. Make good ones!

 The world changed when you came into it. As you grow up, I hope you continue to make it a better and happier place.

The more you give, the more you get. Remember that I’ve given you a lot over the years. Happy Birthday!

You are sweet, beautiful, and kind. On your birthday, I hope you stay well.

I like so many things about you, they won’t all fit in this card. Just know that I wish you a very happy birthday!

You caused so much mischief as a child, I’m scared to see what you’re going to do as an adult.

Happy Birthday to one of the coolest people I know!

Happy Birthday! Best wishes for your 18th!


Happy 18th birthday to one of my dearest friends! Today is surely a day to celebrate!

I want you to know how much I appreciate you as my friend and that I respect your honesty and simplicity. I wish you a very happy birthday!

18th Poems

May everything lovely
And everything bright
Be yours on your birthday
From morning till night!

On your 18th birthday, may yours be
All things bright, sweet, and free
It’s time to party and time to celebrate
Hope you got to bed early, ‘cause we’re staying up late!

May trouble never come to my daughter who has been a precious jewel to us for 18 years. Enjoy your 18th!

Today, my dear, I’ll tell you how much I care for you and love you. My little girl is now 18 and no longer a little kid!

 Our affection for you grows day by day. Enjoy your 18th birthday, sweetheart!

You were adorable as a child, and you are beautiful as a woman. But the best part is who you are on the inside. Happy Birthday, dearest.

Even though you may have less chances to play dress up, I hope you’ll never stop playing. Happy Birthday, sweet daughter.

Every day I thank God for you. Now that my little girl is turning 18, it’s hard to know where the years went, but I know that the best is yet to come.

Though part of me is sad to see you grow up, I’m also excited to see the woman that you’ve become. We are proud of you.

Happy Birthday, dearest daughter. Surprising though it might seem, you are and always have been a gift from heaven.

We’ve watched you grow up and taught you how to live the best that we could. In spite of us, you’ve turned out to be remarkable.

We always told you to be careful and you never listened. I’m looking forward to many more years of ignored advice.

You are still in the (late) morning of your life. Enjoy it while you can, dear daughter.

Only today, and only for you, I won’t tell any embarrassing stories about your childhood. Tomorrow, though, all bets are off. Happy Birthday, dear one.

Though you used to be small, you always had a big heart. Thank you for sharing it. Love you!

I love you every day, but on your birthday I get to talk more about it. Happy Birthday, daughter!

We loved and knew you first, but have been blessed to see many others love and know you these past 18 years. You have touched and will continue to touch many. Love you!

Happy 18th birthday For a Son

1. Dear son, I don’t have to tell you how much I love you, but for your birthday, I will. I love you more than you could ever know, until you have your own son. Happy 18th!

2. We are so proud of you. You’ve already done so much with your first 18 years. I can’t wait to see what you do with the next.

3. We wish the happiest of birthdays to a loving son.

4. As you get older and stronger, remember who loved you first! (It was us.) Happy Birthday, dear son.

5. Son, please start saving up so you can take care of us in our old age. Also, Happy Birthday!

6. You are everything we could have asked for in a son and more. Happy Birthday!

7. You are growing up to be such a wonderful man. We are lucky to be your parents. Happy Birthday!

 8. Be on your guard now, because we can legally kick you out of the house 🙂 Also, we love you and Happy Birthday!

9. For a son who (almost) never disappoints, we wish you the happiest of birthdays!

10. Today we get the tab but starting tomorrow we take turns! This is adulthood. Happy Birthday, son.

11. You used to be adorable. Now you’re handsome. You used to be precocious. Now you’re educated. You used to be small. Now you’re tall. But no matter what else changes, you’ll always be our son. Happy Birthday!

12. We’ve loved you since day one! Happy Birthday, dear son.

13. Eighteen years ago, today seemed so far away. I don’t know where the time has gone, but I don’t know that I couldn’t be happier about who you’ve become. Happy Birthday, son.

14. I know you’re our son, but I feel like I’ve learned so much from you over the past 18 years. I can’t wait to see what the next 18 bring.

15. You are a wonderful son. Thank you for bringing so much joy to our lives over the past 18 years.

Happy 18th birthday For a Debutant

1. Sometimes we never thought she’d make it, but there she went and grew up. Happy birthday to someone I love very much as she enters the adult world.

2. They say 18 years go by in the blink of an eye, and now I can say for myself it’s true. Happy birthday to a very special person.

3. As you enter the world, I know you’re going to bring much joy and happiness just like you always have.

4. Growing up might seem scary until you realize that none of us really know what we’re doing. Happy birthday and here’s to growing up but never growing old!

5. Now that you’re 18, you’ll have to be more careful about what you put online. Happy birthday, no longer little one!

6. You’re only 18 and the best is still to come. Including an incredible party tonight. Watch out for what you post online tomorrow though!

7. On your 18th birthday, remember that you are never old enough to know what’s impossible. Keep dreaming!

8. I look forward to having as much fun with you as an adult as we did when we were kids! Happy birthday!

9. I hope you committed any really heinous crimes last night because you can now be prosecuted as an adult. Not that I hope you’re committing crimes. I’m just looking out for you.

10. Here’s to another 18 years of pure fun and joy! Happy birthday to someone I love very much.

11. Life only gets faster as you get older. I hope you take some time to slow down and enjoy the moment. Happy birthday!

12. Hope you enjoy birthdays while they’re still fun!

13. There are 18 things you need to know to prepare yourself for the next 18 years, but you learn them as you go. So . . . pay attention!

14. Don’t stop dreaming or laughing or dancing, and you will never get old. Happy birthday!

15. I think I love you 18x more every year. This year feels a little different though, and I think you know why. Happy birthday!

  • I couldn’t imagine growing up with a better friend; you know just what to say to bring my spirits up. Good times or bad, you’re always there. Wishing you a beautiful day and happy eighteenth!
  • Happy birthday to a smart, beautiful and wonderful friend. You will do great in a world of adults.
  • Best friends since birth. We shared a crib, sandbox, crayons, and everything else. Eighteen years together and I hope for at least another eighteen more.
  • Happy birthday to the best friend a girl could ever ask for. Thanks for listening to me when I need an ear, or making me smile when I am down. May you have all your wishes come true today.
  • Happy birthday to a great 18 year old. This is a fun time in your life, enjoy it.
  • Good friends are hard to come by, lifelong friends are even harder. This friendship is forever whether it’s your 18th birthday or 100th, we’ll always be together.
  • Dude, happy birthday. Thanks for being a good friend!
  • It’s your 18th birthday, and birthdays are a day to party. Let’s go have some fun on your special day.
  • Thanks for being an awesome friend. Welcome to adulthood.
  • Great friends are hard to come by, and you’re one of the best. Congrats on reaching your first official birthday as an adult.

Funny Birthday Wishes for an 18-Year-Old

  • You’re an adult now, that means responsibilities, don’t screw it up.
  • 18 is one of the best ages. You get to do adult things while still acting like a kid, have fun!
  • You’re going to fit right in with this crazy world of adults. Welcome and enjoy yourself…but not too much.
  • 18 is great, 21 even better, after that you stop wanting to get older. Enjoy your day.
  • 18 years old and you think you have the world in your palm. Happy birthday.
  • It’s your birthday, 18 the magic number. Free to move out, vote, and join the armed forces, oh yeah and get a job!

Welcome to the World of Adults

Congratulations on finally turning 18. It’s been a long road and I know you’re excited to see where your life is going to take you from here.

Don’t believe the people who tell you different, turning into an adult is one of the greatest things in the world.

    • I am wishing the best for you during your 18th year. I know you’ll be great at being an adult.
    • Adulthood is a great time when you finally get to do all of the things you’ve always wanted to do. Enjoy yourself.
    • I know you’ve been looking forward to this and I’m so happy to see you finally turn 18 and be an adult.
  • During this special time in your life you can celebrate your childhood, embrace your adulthood and live your life to its full potential.
  • After watching you grow up, I know you’re going to be great at all of the adult things you choose to do.

Sweet Birthday Wishes for an 18-Year-Old Girlfriend

  • To my girl on her birthday, you’re the sweetest, most loving girl a guy could ask for. Happy 18th.
  • To my wonderful girlfriend, may all your wishes come true on your special day.
  • Birthday Wishes for Girlfriend
  • You’re special and I love you, may your special day be filled with joy. Happy birthday!
  • Girlfriend, it’s your special day. Let’s spend the day together and have some fun. It’s not every day you turn 18.

Cute Birthday Wishes for an 18-Year-Old Boyfriend

  • To my boyfriend on his day, it’s official you’re an adult. We’ll be going to college and parties, and doing so many more things together. I can’t wait.
  • Turning 18 is a big deal and I want you to know that you’re an even bigger deal. Happy 18th birthday.
  • Birthday Wishes for Boyfriend
  • To the birthday boy, I love you to pieces.
  • It’s your birthday and I’m excited to be a part of your special day. You’re the best boyfriend, friend, and person I know.

Adorable Birthday Wishes for an 18-Year-Old Daughter

  • To our little girl on her big day. You’re about to embark on a new journey as an adult. We are proud of the woman you’ve become, may your day be as unique as you.
  • I’m so excited to see you turn into an adult. You were a wonderful kid and I know you’ll be an even better adult.
  • Eighteen years ago today our lives changed forever. We were blessed with the most precious and kindest daughter. Happy birthday.
  • Birthday Wishes for Daughter
  • To our little girl on her big day. You’re about to embark on a new journey as an adult. We are proud of the woman you’ve become, may your day be as unique as you.
  • Eighteen years ago today our lives changed forever. We were blessed with the most precious and kindest daughter. Happy birthday.
  • Daughter, you may officially be an adult now, but you’ll always be our little girl.
  • Our precious girl is turning 18. You’ve grown up so fast and turned into a fine young woman.

Adorable Birthday Wishes for an 18-Year-Old Daughter

  • To our son on his special day, you’re an adult, a man. May your kind heart and good spirit follow you through life.
  • Happy birthday, son. We are so proud of the young man you have become.
  • Son, it’s your birthday, you turn 18 today. Although you are grown, you’ll always be our little boy.
  • It is a bittersweet time to watch you turn into an adult, but I’m so proud of you.
  • You’re all grown up and preparing for college. It’s a parents greatest joy to watch their children succeed. Shoot for the stars.
  • You are entering a special time in your life when you are balancing right on the edge of adulthood. Enjoy your special 18th birthday and welcome to our world.

Heartfelt Birthday Wishes for an 18-Year-Old Brother

  • Brother, you’re an adult now, but I’m still not going to let you boss me around.
  • I’ve watched you grow up from the time you were so little until you have finally reached adulthood. 18 years is a long time and I’m glad I’m here for it.
  • Baby brother, happy birthday on your special day.
  • Birthday Wishes for Brother
  • 18 years ago today, I found out I had a little brother. We haven’t always gotten along, but I’m so glad that you’re here.
  • Happy 18th to the best brother a girl could ask for.

Warm Birthday Wishes for an 18-Year-Old Sister

  • Sister, it’s your birthday and you’re finally an adult. You’ll be leaving for school soon and I can’t wait to have a room to myself. Just kidding–sort of. Love you.
  • Happy birthday to the greatest 18 year old that I know. You’ve been a wonderful kid and I know you’ll be the perfect adult.
  • I know you’ve been itching to turn into an adult and I’m so happy to be here with you on your 18th!
  • Birthday Wishes for Sister
  • To the best big sister ever, thank you for being a friend.
  • Happy 18th to my idol.
  • Little sisters are the best. Have a fantastic birthday.