On a field trip to Disney's Animal Kingdom in Florida, Sabrina, working to pass a critical test for her witch's license, accidentally turns Libby and Valerie into zebras. But nothing will stop Libby's attempts to steal Harvey from Sabrina. Meanwhile, Hilda and Zelda visit Animal Kingdom's DinoLand U.S.A., where they magically create their own prehistoric man; Harvey ends up a tour guide on a Kilimanjaro Safaris adventure through a wildlife reserve; and Mr. Kraft thinks he's finally discovered what Sabrina's hiding.