Q: What happened to the frog that parked illegally? A: He was toad away.   Knock, knock. Who's there? Cash. Cash who? No thanks. I prefer peanuts.   Tongue Twister! Say this fast three times: See me sneak in my squeaky, reeking sneakers.   Q: What do you call a polar bear wearing earmuffs? A: Anything you want. He can't hear you!   Q: Why do magicians do so well in school? A: They're good at trick questions.   Knock, knock. Who's there? Ben. Ben who? Ben knocking on the door all afternoon   Tongue Twister! Say this fast three times: Which wristwatch is a Swiss wristwatch?   Q: Why did the robot eat a lighbulb? A: Because he was in need of a light snack.   Knock, knock. Who's there? Who. Who who? Is there an owl in there? Excerpted from Just Joking: 300 Hilarious Jokes, Tricky Tongue Twisters, and Ridiculous Riddles All rights reserved by the original copyright owners. Excerpts are provided for display purposes only and may not be reproduced, reprinted or distributed without the written permission of the publisher.