1. Happy Birthday to my brilliant brother - today we celebrate you! I hope you have a great day and that the coming year is the best yet!
2. Happy Birthday bro! May your day be more beautiful than a unicorn farting rainbows!
3. Happy birthday to a brother who, with or without his cape is still my hero!
4. Because it’s your birthday, I’ll share my pizza with you. Don’t get used to it, though.
5. Happy birthday to a brother who has the greatest sister/brother in the world.
6. Being related to me is really the only gift you need. Just saying. Happy Birthday!
7. Happy Birthday to such a great brother, I hope you have a fun day today!
8. To my brother, sorry it’s late and I know you got so many birthday cards yesterday but who is the one who is still here today? That’s right, I am! Happy belated birthday bro.
9. I love you even though you hog the bathroom.
10. Happy birthday to the weirdest and most wacky brother in the world.
11. A wise man once said, "Forget about your past, you cannot change it". I'd like to add: "Forget about your present, I didn't get you one".
12. You're finally 21! Now you can legally do all those things that you've been doing since you were 16! Happy Birthday!
13. Happy birthday to mom’s second-favorite kid!
14. Wishing you all the best on your birthday! I hope you have a wonderful day.
15. You know what they say, birthdays are the universe’s way of telling us to eat more cake.
16. The funny thing about you is that even though you age, your maturity level always stays the same! Happy Birthday brother!
17. I spent 3 hours searching the internet for the perfect birthday message for you and then I gave up. Happy Birthday.
18. Happy Birthday bro! I feel blessed to have a brother and buddy rolled into one. May your special day be loaded with happiness and love.
19. You asked for it, so here is nothing for your birthday! Happy birthday brother.
20. Happy Birthday! I can't wait to see all the adventures we're going to have together this year!