The pets in the Monroe household become concerned when they see a poster of the Amazing Karlovsky pulling a rabbit out of a hat that looks very much like their vampire bunny Bunnicula.
The Monroe's bring home a new pet bunny. Harold the dog thinks Bunnicula is just a cute little bunny, but Chester the cat is worried. Bunnicula sleeps all day and is up all night. He doesn't have teeth but fangs. Is Bunnicula just a harmless bunny, or is he something much more scary?.
The Monroe family has a new pet rabbit named Bunnicula. Harold the dog thinks he's awfully cute, but Chester the cat becomes suspicious when the vegetables start to turn white. Chester tries to warn his family that Bunnicula could be a vampire bunny.