Here are some funny birthday wishes for your younger brother:
1. Happy Birthday, little bro! Remember, you’re not just a year older, but a year closer to becoming the grumpy old man you always joke about.
2. Congrats on your birthday! Don’t worry about getting older; you’re still younger than the way you act!
3. Happy Birthday! Just think, you’re not getting older—you’re leveling up! And by the way, level 25 means you have to start pretending to be responsible now.
4. Happy Birthday to my favorite partner in crime! I would say you’re the best brother ever, but that might be a lie. Let’s just stick with ‘I’m stuck with you’ for now.
5. Wishing my younger brother a very happy birthday! You’re now officially at the age where you need to start worrying about the things you say to people who can remember them.
6. Happy Birthday! I was going to get you a super awesome gift, but then I realized you’re already stuck with me as your sibling. Looks like you’re all set!
7. Congrats on surviving another year with me as your sibling. That should count as a superpower! Have an amazing birthday, superhero!
8. Happy Birthday to the only person who knows all my secrets—and still somehow manages to look up to me. Here’s to another year of being the best little brother ever!
9. Cheers to my younger brother! May your day be filled with cake, presents, and zero reminders of how you’re no longer a ‘kid’ but a full-grown adult who still acts like a kid.
10. Happy Birthday! Not that you’re ancient, but if you were a vehicle, you would be considered a classic. Hope you have a fantastic day, vintage model!
11. Happy Birthday! Remember, age is just a number. In your case, it’s a really high one, but who’s counting?
12. Happy Birthday, bro! I was going to get you something awesome, but then I realized you already have me as a sibling. What more could you ask for?
13. Congratulations on getting older! Don’t worry, you’re still young enough to blame your mistakes on being ‘a kid’—for a little while longer, anyway.
Must Read And Wish: 20 + Islamic birthday wishes for a brother
14. Happy Birthday to my younger brother! You’re not getting older, just more experienced. Or at least that’s what I’m telling myself so I don’t feel old!
15. Let’s laugh at our own jokes and keep each other sane for a whole year more! Happy Birthday, bro! Let’s make it one to remember (or at least forget)!
16. Happy Birthday to my partner in crime and my favorite troublemaker! I’d say you’re the best little brother in the world, but that might be an exaggeration. You’re definitely in the top two!
17. Happy Birthday! You know you’re getting older when you start getting excited about socks and underwear. Hope your birthday is as awesome as those new socks will be!
18. Cheers to another year of having me as your sibling. It’s basically a lifelong adventure with unlimited pranks and embarrassing moments. Enjoy every minute of it!
19. Happy Birthday! I’d make a joke about your age, but I’m too busy making sure you don’t find the hidden party supplies before the big reveal.
20. Happy Birthday, little bro! I would have gotten you something really amazing, but then I realized you’re already surrounded by amazingness—me!
21. Happy Birthday! You’re not getting older, just more distinguished… like a fine cheese that’s been left out a bit too long.
22. Congrats on another trip around the sun! Just remember, every birthday is a new chapter in your life’s book—and this one is a pop-up book with lots of surprises!
23. Happy Birthday to the only person who still gets excited about toys and video games at their age. Keep living the dream, bro!
24. Happy Birthday! If anyone asks, you’re still in your ‘experimental phase.’ You know, like a mad scientist—just without the lab coat and explosions.
25. Wishing my younger brother a birthday that’s as fantastic as you think you are. Spoiler: that’s really fantastic!
26. Happy Birthday! I’d call you ‘young and naïve,’ but you’re not quite that young anymore. Just stick with ‘young at heart’ and enjoy the cake!
27. Cheers to another year of being awesome! Don’t worry about getting older; just remember you’re not a real adult until you can complain about back pain.
28. Happy Birthday! If you’re feeling old, just remember that you still have a few years left before you start looking like our parents!
29. Happy Birthday! You’re like a fine wine—getting better with age, but also making us all wonder how you’re still able to stay so goofy.
30. Happy Birthday, little bro! You know you’re getting older when the candles on your cake cost more than the cake itself. Enjoy the fire hazard!
Must Read And Wish: 20 + Islamic birthday wishes for a brother
31. Happy Birthday, bro! You’re not just a year older, you’re also a year closer to getting your own Netflix account and not having to share it with me!
32. Congrats on another year of being amazing! I guess that means I have to keep up the ‘awesome sibling’ act. No pressure!
33. Happy Birthday! If you think getting older is tough, just remember: you’re still younger than you’ll be next year!
34. Here’s to a birthday as great as the time you borrowed my stuff and didn’t return it. Oh wait, that’s every day! Have an awesome one!
35. Happy Birthday to the person who knows all my secrets and still loves me anyway. Or at least pretends to!
36. Happy Birthday! I hope your day is filled with all the things you love—like cake, presents, and zero responsibility.
37. Congratulations on being another year older! You’re younger than you will be the following year, at least. Enjoy your youth while it lasts!
38. Happy Birthday! You’re now officially old enough to start pretending to be mature. Have fun with that!
39. Cheers to my little brother! Don’t worry about getting older; you’re still younger than your next big birthday!
40. Happy Birthday! If life were a video game, you’d just leveled up. Time to unlock new achievements and maybe some new adult responsibilities!
41. Happy Birthday! You’re like a fine wine, getting better with age—except you’re more likely to give people headaches after a few too many.
42. Here’s to another year of you being younger than me! Don’t worry, I’ll always be here to make you feel old.
43. Happy Birthday, little bro! If you start feeling old, just remember: I’ll always be here to remind you how much older I am.
44. Congrats on your special day! If anyone asks, I’m your favorite sibling. The finest birthday present I can offer you is that!
45. Happy Birthday! Don’t let getting older get you down. It’s just nature’s way of reminding you to appreciate how awesome you are!
Must Read And Wish: 20 + Islamic birthday wishes for a brother
46. Happy Birthday, bro! Just keep in mind that you are leveling up, not aging. Too bad you still have to deal with me as your sibling!
47. Congrats on surviving another year with me as your sibling! Your prize? A birthday filled with love, cake, and all the embarrassing stories I can dig up.
48. Happy Birthday! You know you’re getting older when you start to get excited about things like a new phone case or a comfy chair. Enjoy the small things!
49. Wishing my younger brother a birthday full of joy and minimal nagging from me. Okay, who am I kidding? The nagging’s included!
50. Happy Birthday! Don’t worry about the number of candles on your cake. Just think of it as more evidence of how awesome you’ve become over the years.
51. Happy Birthday! If you feel like you’re getting old, just remember: I’ve been around longer, so I’m basically a pro at it. Let’s party anyway!
52. Cheers to you, little bro! Another year older, another year wiser. Alternatively, we will inform Mom and Dad of that!
53. Happy Birthday! The good news is, you’re still younger than me. The bad news? You’re now old enough to understand all my jokes!
54. Congratulations on your birthday! I would have gotten you something amazing, but then I realized you already have me as a sibling. Consider that your gift!
55. Happy Birthday! I was going to give you something really special, but then I realized that having me as a sibling is pretty much the ultimate gift.
56. Happy Birthday! If you’re feeling old, just remember that every year you get older, I’m just that much more awesome as your sibling. You’re welcome!
57. Happy Birthday! You’re not old; you’re just well-seasoned. Like a fine pizza or a well-aged cheese. Enjoy your day, you classic!
58. Happy Birthday to my favorite troublemaker! Here’s to another year of causing mischief and pretending to be responsible adults!
59. Cheers to you on your birthday! If you need me to remind you how young you are, just let me know. It’s my job to keep you humble!
60. Happy Birthday! I’m so glad you’re my younger brother because it means I get to be the bossy one. Here’s to another year of me being the best sibling ever!
61. Happy Birthday! You’re now officially at the age where your back might start hurting just from picking up your birthday cake. Enjoy every moment, old man!
62. Congrats on your birthday! You’re not old—you’re just well-seasoned, like that one pair of socks you refuse to throw away. Here’s to many more years of ‘classic’ style!