(At around four minutes) James Woods improvised the line "Fu-ck this!" when Father McFeeley first sees the possessed girl.
The Wayans brothers have said that this sequel was not as strong of a movie because Dimension Films wanted it released within a year after Scary Movie (2000)'s release. They felt it was too rushed.
(At around five minutes) The tongue used in the spoof of The Exorcist (1973) was the actual tongue used in The Exorcist (1973).
As a promotional gimmick, rolls of toilet paper were commissioned, adorned with this movie's logo and the line "There's nothing like a good number two."
Originally rated NC-17 by the MPAA, the scene where Tori Spelling has sex with a ghost had to be cut to about a third of its original length for a R-rating. Director Keenen Ivory Wayans was very upset about this because there was really nothing in that scene that warranted anything more than an R. He also felt he was targeted by the MPAA for harsher scrutiny because they felt he got away with too much raunchy humor in the first "Scary Movie".