Why is oxygen so wealthy?

Why did he change his bike's tires?

What is the difference between a fly and a bird?

What's a fork's favorite holiday?

Why are hockey rinks always rounded?

Why did the mountain cry all the time?

That bird won't stop squawking.

Why did the monkeys start eating watermelon at the zoo?

Did you hear about the dogs that just started dating?

What has a lot more letters than the alphabet?

Where does laundry go to college?

What do eye doctors do in their spare time?

Where did the chemist have his lunch?

What are two ironic things that happen in the kitchen?

What do you call it when a rose runs a race in spring?