So begins the hilarious story about a boy who discovers a strange group of monsters with the odd habit of placing undies on their heads! Share this laugh-out-loud tale with your kids who will love this outrageous tale. Full of heart and silliness, this story is likely to be a read over and over again.This fully illustrated rhyming picture book is a great read-out-loud bedtime story that will entertain and charm your little ones. The Silly Hippo series are funny books for kids and part of the Big Red Balloon catalogue. Click above to download this book and share the laughs today.