The Number 1 book of Number 2 jokes!Open the door to meet a googly-eyed gang of creatures who realllllly need to go! Young readers will love knock-knocking on toilet doors to discover a joke that stinks behind every one.A fun and accessible first joke book for children aged 2+- Your child will love telling their first jokes and making their friends and family laugh!- Fun, novelty format with googly eyes that jiggle when you wobble the book- Classic "Knock, knock" joke format is easy for little ones to understand- Funky, fun artwork is sure to keep young audiences captivated- Classic toilet humour sure to make every reader giggle!This easy-to-follow format is a pooptastic introduction to the world of comedy for little jokers, sure to have the whole family laughing like a drain.And for more hilarious knock knock fun:Knock Knock Who's ThereKnock Knock Merry ChristmasKnock Knock Happy Halloween