The simplest mystery story you'll ever read! A hilariously quirky mini mystery reminiscent of Jon Klassen's classic I Want My Hat Back.
 
Welcome to this extremely interesting book about size.
Marcel is a bird. He is big.
Steve is a worm, and he is . . . Wait a minute!
Steve has DISAPPEARED!
Does Marcel know something about it? And can he be persuaded to return that poor worm RIGHT NOW?!
 
From bestselling, award-winning artist Kate Hindley, who won the Sainsbury's Children's Book Award and Oscar's Book Prize in 2021.
 
Ingenious, original and VERY funny, this picture book is full of surprises.