Why aren't there any knock-knock jokes about the United States?

It's Crowded!

What did the stamp say to the envelope on Valentine's Day?

Where do cows go for lunch?

Why do trees hate going to school?

Who granted the fish a wish?

What snack did the dog buy at the movie theater?

Why couldn't the pepper go to archery practice?

What TV show is most popular at bars?

Why was the janitor looking for cleaning products in the math department?

Why are babies so good at basketball?

Why do the Moon and the Earth get along best during the summer?

What's the perfect job for a cow?

How do you drive a man crazy?

What dish does only a baseball player use?