OVER 1 MILLION COPIES SOLDA New York Times Bestseller and Best Illustrated BookVoted one of the BBC’s 100 Greatest Picture Books of All Time “The funniest book ever written” Guardian“One of the simplest yet most original and entertaining picture books around” The Telegraph“Astonishing. A charmingly wicked little book.” The New York Times“Equally as funny for adults as kids.” Romesh Ranganathan, The I Paper, The Best Bedtime Books of All TimeBear's hat has gone. And he wants it back.