From Number One bestselling picture book duo, David Walliams and Tony Ross, comes this ssssspectacularly funny picture book for children of 3 and up.Miranda loves to be different, and on Bring-your-pet-to-school Day she introduces everyone to her very DIFFERENT petPenelope the snake.Miss Bloat the headmistress doesnt think snakes should be allowed in school. But Penelope has other ideasIntroducing a spectacularly slithery new picture book packed with mischief and mayhem from two superstars!