Episode Title:Bitzer from the Black Lagoon.Episode Description:While trying to retrieve his ball Shaun accidentally kicked out, Bitzer falls into a muddy pond. A muddy creature emerges, and Shaun becomes convinced the sheep are being attacked by a swamp monster. Shortly after they decide that the swamp monster is Bitzer and try to clean him up, the sheep realize they are cleaning up a real swamp monster when the real Bitzer shows up.