1992 Batman The Animated Series FOX Kids Be a Clown

Batman: The Animated Series TV Series 1992–1995 TV-PG
Billionaire Bruce Wayne secretly operates as Batman, a vigilante who battles a rouges' gallery of criminals and supervillains in Gotham City with the aid of various sidekicks and allies. Creators: Bill Finger, Bob Kane, Eric Radomski
Stars: Kevin Conroy, Loren Lester, Efrem Zimbalist Jr.
S1.E11 Be a Clown Episode aired Sep 16, 1992
Mark Hamill and Kevin Conroy in Batman: The Animated Series (1992)
The Joker infiltrates the birthday party of Mayor Hill's son in order to plant a bomb. Director: Frank Paur; Writers: Ted Pedersen, Steve Hayes, Laren Bright
Stars: Kevin Conroy, Bob Hastings, Lloyd Bochner