It's Halloween, and Lulu the babysitter is taking the five little monkeys trick-or-treating. Chaos ensues when those silly monkeys decide that trading costumes with their friends would be fun ...until Lulu plays a trick on them! Five little monkeys dress up for Halloween. They are going trick-or-treating with their favourite babysitter, Lulu. Don't lose the rascals! Mama tells her. But soon those mischievous monkeys meet their friends and decide to try the best Halloween trick ever! Will Lulu be fooled? Or will those rascals get tricked by their own monkey business? Vibrant, silly, and perfect for reading aloud, this non-scary Halloween board book is sure to delight fans of this best-selling series.