The episode was recorded on June 21, 1989.
Peter, Winston, and Janine do not appear in this episode. This is the second episode in which not all of the four Ghostbusters appear.
Ray sings the Ghostbusters theme song and wears Ghostbusters-themed boxer shorts.
It is revealed that Louis hates beets.
One of Slimer's wishes, a Transmogrifier is based on the Transformers toys.