Here's a joke that's older than you: Why was 4 a square? Because it had four sides, duh!
This one's even older: Why did the chicken and the cat join a band? Because the chicken was a poultry in the front and the cat was the purr-cussionist!
What do you call a can opener that doesn't work? A can't opener!
Why did the bicycle fall over? Because it was two-tired!
Want more retro jokes? Go to Throwback Friday!
Or, for something even older, try Throwback Wednesday!
And if you're feeling really retro, click here to see some ancient memes from the early 90s!
Throwback Tuesday has better jokes than you, trust us.