I can never imagine growing up with a better friend. You are one of the few people who know just what to say to bring my spirits up. So here’s wishing you a beautiful eighteenth birthday!

Happy eighteenth birthday to a wonderful, beautiful and smart friend. You will surely do great in this crazy world of adults!

Happy 18th birthday to a wonderful friend I know. Thanks for being my best friend. You truly are a God’s gift to me.

Happy birthday to a wonderful 18 year old. This is truly a fun time to celebrate your life, so enjoy!

Happy eighteenth birthday! Thanks for being a great friend. This friendship is truly forever. Whether it is your 18th or 100th birthday, we will always stay together. That, I promise!

Congratulations on reaching your first birthday being an adult. Happy 18th birthday!

18 is one of the best years in life for it signifies that you are now able to do adult things while acting like a child. Happy Birthday!

Life begins at 18 – enjoy it. Happy birthday.