"Grim Grinning Ghosts" features Buddy Baker's melody, usually in the key of A minor, with lyrics by Disney Legend Xavier "X" Atencio.
One of the most prominent instances of this is a straight orchestral statement of the "Grim grinning ghosts come out to socialize" melody line that plays at the end of the cue for the stretching room.
The regular Haunted Mansion attractions feature music that is usually played or sung by characters in the scenery: an organist's waltz, a graveyard band jamboree, and so on.
Phantom Manor, however, has a full orchestral soundtrack that takes a more cinematic approach, although all of the music is based on "Grim Grinning Ghosts."
At various moments, guests hear piano, organ, alto flute, a boy's choir, a jazz band, and a female voice soloist who symbolizes the character of Melanie Ravenswood, all in addition to the ordinary orchestral complement.
However, Mancina used "Grim Grinning Ghosts" in somewhat different ways from Debney, focusing more on relatively light-hearted background music and ominous crescendos of orchestra and organ than on waltz-like passion.
A scene in the mansion's graveyard also features the attraction's singing busts, whose musical selections include a few lines from the song.
The vast majority of the film's music, though, was never officially released as a soundtrack, though copies of a complete album given to staff and orchestra members can occasionally be found for sale.
For the 2023 film Haunted Mansion, director Justin Simien confirmed that composer Kris Bowers included several interpolations of the theme in his score, stating, "Our composer, Kris Bowers, turned those simple phrases into one of the most lush, exciting movie scores I've heard.