From the bestselling duo that brought you There Is a Monster Under My Bed Who Farts, Dinosaur Dump and The Pirate Who Had To Pee. In a galaxy of gastro not so far away ...Is there life on Mars? One little spaceman is determined to find out. Only no one told him that space travel can make you queasy. Can his stomach stop lurching from side to side long enough to solve the mystery? Ages: 3+