21 years of life, and the adventure is just beginning! Happy birthday to me!
2. Cheers to being legal everywhere! Happy 21st birthday to the one who's ready to celebrate in style!
3. It's my 21st birthday, and I'm ready to take on the world, one drink at a time!
4. Happy 21st birthday to the one who's ready to make the most of their newfound freedom, independence, and adulthood!
5. 21 years old and feeling more empowered and confident than ever! Happy birthday to me!
6. It's my 21st birthday, and I'm excited for all the fun, laughter, and memories that lie ahead!
7. Happy 21st birthday to the one who's about to make every moment count, live every day to the fullest, and enjoy the journey!
8. 21 years of life, and the best is yet to come! Happy birthday to me!