Batman: The Animated Series: Season 1, Episode 46: The Laughing Fish
Starring: Kevin Conroy, Loren Lester, Bob Hastings, Efrem Zimbalist Jr., John Glover, Hal Rayle, Bever-Leigh Banfield
Length: 22 minutes
On Air Date: 10 Jan 1993
Batman The Animated Series: S01E46 Description: The Joker starts threatening the patent office staff when they refuse to patent his disfigured fish.