Fourth graders George Beard and Harold Hutchins are a couple of class clowns. The only thing they enjoy more than playing practical jokes is creating their own comic books. And together they’ve created the greatest superhero in the history of their elementary school: Captain Underpants! His true identity is SO secret, even HE doesn’t know who he is!

Ever tried to get out of going to school by pretending that you're dead? Ever managed to convince a friend that they're invisible? Ever been stuck in a gorilla suit and nearly put in a zoo? Andy has. Andy's the greatest practical joker in the world ... well, almost. He would be, if only his practical jokes didn't have the annoying habit of backfiring on him.

A story of prejudice and acceptance, funny lists and silly words, this new book has all the hallmarks of David’s previous best sellers. Our hero Ben is bored beyond belief after he is made to stay at his grandma’s house. She’s the boringest grandma ever: all she wants to do is to play Scrabble and eat cabbage soup. But there are two things Ben doesn’t know about his grandma.

Mr. and Mrs. Twit are the smelliest, nastiest, ugliest people in the world. They hate everything—except playing mean jokes on each other, catching unsuspecting birds to put in their bird pies, and making their caged monkeys, the Muggle-Wumps, stand on their heads all day. But the Muggle-Wumps have had enough. With the help of Roly-Poly Bird, they set out to get some well-deserved revenge.

From the world’s favourite author, David Walliams–ten cautionary tales and a delightfully dreadful cast of characters. Are you ready to meet the World’s Worst Children? Five beastly boys and five gruesome girls!