Volume 1, #504. "The Joker's Rumpus Room"
DC Comics. July, 1981.
Writer(s): Gerry Conway
Artist(s): Don Newton, Dan Adkins, Adrienne Roy
Notes:
Appearance: The Joker
Backup story "Tales Of Gotham City: Commissioner Gordon in A Day In The Life Of A Cop" by Paul Kupperberg, Jose Delbo, Joe Giella, Carl Gafford
Cover Art: Jim Starlin