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The werewolf only appears in the episode "The Great Patty Caper."
When the full moon is shown after Patrick says that the Butler was a werewolf, a fish comes out and turns into a werewolf. Before he turns into a werewolf, he looks similar to Frankie Billy.
- When he turns into a werewolf, he gets a shirt and his pants are a different color.
- Unlike Sandy, he does not need a water helmet.
- His face resembles Chewbacca from the Star Wars series.