Why aren't there any knock-knock jokes about the United States?
Why do basketball players like cookies?
What is the worst holiday to watch old westerns on?
What do you call a 100-year-old ant?
What do they say when a basketball player loses his mind?
Why do the Moon and the Earth get along best during the summer?
What is a tree's favorite thing to drink?
Wanna hear my favorite potassium joke?
What's in an astronaut's favorite sandwich?
Why did the border collie get a raise?
What did the waiter ask the frog?
Which animals make the most honest judges?
Why are fish such good architects?
What's good for both poker and theater?
What is a pig's favorite ballet?
What did the lovesick bull say to the cow?
What did the two corncobs say to each other on January 1st?
Why does an elephant wear sneakers?
Why did the Roman chicken cross the road?
Why can you never find the number nine?