Best jokes to write in a birthday card

While humor is a great addition to a birthday card, it's important to be mindful of the recipient's sense of humor and personal boundaries. Some people enjoy edgier humor, while others prefer something more lighthearted. Here are some of the funniest and rudest jokes to add inside a birthday card, but use discretion before deciding to use them:

1. "Happy birthday! I hope you're ready for another year of struggling to hide your receding hairline."

2. "Another year older and still no sign of a midlife crisis. You're either doing something very right or very wrong."

3. "Happy birthday, you old fart! At least you're not as old as your jokes yet."

4. "Age is just a number, but in your case, it's a really big number."

5. "Happy birthday to someone who's still young enough to be stupid, but old enough to know better."

6. "Don't worry about getting older. You're still hot, but now it's just in flashes."

7. "Another year older and still no signs of maturity. Keep up the good work!"

8. "Happy birthday, you big baby! It's time to grow up and start acting your age."

9. "Congratulations on another year of being awesome... for someone your age."

10. "Happy birthday to someone who's like a fine wine... they just keep getting more expensive."

11. "Happy birthday! You're getting older, but at least you're not getting any wiser."

12. "Congratulations on surviving another year of your crazy life! Here's to another one full of chaos."

13. "Happy birthday to someone who's still young at heart... but old everywhere else."

14. "It's your birthday, so let's drink until we forget how old you are."

15. "Another year older and still no sign of getting your act together. Keep up the good work!"

16. "Happy birthday to someone who's so old, their birth certificate is written in hieroglyphics."

17. "Age is just a number, but in your case, it's a really big number. I mean, seriously, how old are you?"

18. "Happy birthday! Remember, you're not getting older, you're just getting closer to death."

19. "Another year older and still no sign of becoming a responsible adult. Here's to another year of being a kid at heart."

20. "Happy birthday to someone who's been alive longer than the internet. That's really saying something."

These jokes are meant to be humorous and light-hearted, but it's important to remember to consider the recipient's personality and sense of humor before choosing what to write in their birthday card. While some people may find these jokes hilarious, others may find them offensive. Always choose a joke that you think will make the recipient laugh and put a smile on their face, and don't be afraid to go for something a little more daring if you think they'll appreciate it.