Why are locksmiths allowed to remain open on Labor Day?

Why is corn so popular on Thanksgiving?

Did you hear about the Labor Day joke?

What game does chlorine never lose?

What did one tectonic plate say when he bumped into the other?

Who do fish see when they aren't feeling well?

My mom asked me to hand out invites for my brother's surprise party.

Why was the father caterpillar so angry?

What isn't lazy on the Fourth of July?

Where do math enthusiasts go on vacation?

What animal knows how to work a computer?

Where did the hockey player get all his money?

What are a schoolteacher's 3 favorite words?

What's a toad's favorite ballet?

There were four cats in a boat. One jumped out. How many were left?