All Dogs Go to Heaven: The Series Season 3 Episode 7 Dr. Beagle and Mangy Hide Episode Title:Dr. Beagle and Mangy Hide.Episode Description:Carface gets his hands on a dangerous substance that is supposed to turn dogs into monsters, were-dogs and even werewolf-like monsters. But does it really work? He and Killer don't know, so they decide to test it out on Charlie! Killer taints Charlie's dog food when he is not looking, and Charlie turns into a monster before Itchy's very eyes! Carface and Killer plan to use Charlie to steal things for them, and then turn Charlie in to the cops when they're done with him. Can Itchy save his friend in time, or will Charlie be doomed to be a lab dog for the rest of his life?