From the worlds favourite author, David Walliams ten cautionary tales and a delightfully dreadful cast of characters; all in a gorgeously gifty FULL COLOUR format!Are you ready to meet the Worlds Worst Children? Five beastly boys and five gruesome girls! Like Sofia Sofa a TV super-fan so stuck to the sofa that shes turning into one! Or Dribbling Drew a boy whose drool gets him into trouble on a school trip! And not forgetting Blubbering Bertha a girl who bawls and tells terrible tales!Also featuring a special appearance from fan-favourite Raj!From Number One bestselling author David Walliams comes this collection of wickedly funny, deliciously mischievous tales, illustrated in glorious colour by the artistic genius Tony Ross.