It s the mother of all kids joke books an all-encompassing, gut-busting, and bestselling collection of more than 1,700 jokes, tongue-twisters, riddles, and puns for all occasions. Here are 61 elephant jokes, including: What did the elephant say when he walked into the post office? / Ouch! Dozens of knock-knock jokes, like: Knock-knock. / Who s there? / Doris. / Doris who? / Doris locked. That s why I knocked! Plus teacher jokes and creature jokes, doctor jokes and robber jokes, food jokes, gross jokes, why-did-the-chicken-cross-the-road jokes, and name-game jokes: What do you call a man in a tiger s cage? / Claude. And for all aspiring comedians, there are joke-telling pointers and tips, funny facts, and spotlights on comic TV shows, books, and actors, from Steve Carell to Tina Fey to SpongeBob Squarepants. It s the ultimate gift for the incurable jokester.