Knock, knock.
Who's there?
Boo.
Boo who?
Don't cry, baby!
Boo Who
Categories
Explanation
Experiment
Explain Bear
Listen up, dummy! This here is a knock-knock joke, right? The setup is "Boo who?" sounds like "Boo hoo," which is what people say when they cry. It's supposed to be funny 'cause the joke teller is tellin' the person to stop cryin'. You probably cry a lot so you relate to this.