Marnie is a chubby cat, treated like a princess and getting everything she wants. When she is forced to make her own way in the world, she realizes who she really is - a lonely cat in need of friends.

Four crazy antiheroes on the run. Their leader is the unworldly innocent, naive Marnie, a house cat who is not allowed to leave the house and only knows about real life from television. Based loosely on Grimms "The Bremen Town Musicians" a modern, hilarious road movie is told.