|Location of Publication||New York, New York|
|Story Location||Ohio, New Jersey: Gotham City|
This issue was nominated at the 1979 Eagle Awards for Favourite Comic Book Artist (US), for Best Continued Story and for Best Cover.
This story has been partially adapted in the 1993 episode of Batman: The Animated Series titled "The Laughing Fish".
"Sign of the Joker" is part of Batman's dialogue from Batman #1, at the end Joker's story. Batman says this words, reflecting upon the apparent death of the Joker by his own hand.