All Australian funny and frightful Verse GUESS WHAT? THERE'S A HIPPOPOTAMUS ON THE HOSPITAL ROOF EATING CAKE! Hooray! There's a HIPPOPOTAMUS on Our Roof Having a Birthday Party Look, There's a HIPPOPOTAMUS in the Playground Eating Cake Mulga Bill & Friends: A Collection of Classic Australian Stories Contact Us MY HIPPOPOTAMUS IS ON OUR CARAVAN ROOF GETTING SUNBURNT Stuff and Nonsense Stuff and Nonsense The Gigantic Balloon The Jacky Dandy Song Book Search THE TALL MAN and the twelve babies Velvet Paws & Whiskers