The unspeakable circus is causing chaos in the Stinking Sinking Swamp. Even terrible toothaches can't hold the circus zombie lions back. They're hungry and looking for children to gobble. Can Harvey stop the circus and save his friends? Or will the lions find him first? Harvey and and his friend the giant Walloping Toenail will have to journey deep into the Vampire Mountains where surprises await. They'll have to deal with vampires, werewolves and tooth fairies!