Trivia: At the beginning when the coffin is opened, the clock strikes 13 times.
Trivia: In the opening scene where Mia is introduced and waves to the crowd from atop a staircase, (wearing a big red dress) she accidentally flings a bracelet off her wrist, where a footman catches it. That is the same footman who catches the snail Julia Roberts flings in Pretty Woman, and he uses the same line "It happens all the time".
Trivia: Director Jason Reitman is the son of Ivan Reitman, director of the original "Ghostbusters" and "Ghostbusters II." As a child, Jason actually had a cameo in "Ghostbusters II" during the birthday party in the beginning. (He's the kid who tells Ray he heard the Ghostbusters were "full of crap").
Trivia: When Delores is reassembling herself, you can see she is missing the ring finger of her left hand. If you recall, Beetlejuice had this same finger adorned with a ring in his pocket when he attempted to marry Lydia in the first film.
Trivia: The "Sisters" comedy act was completely improvised by Bing Crosby and Danny Kaye.
Trivia: If Mary Swanson married Lloyd instead of her fiance she would become Mary Christmas.
Trivia: When the Grinch takes the table cloth from the table, everything on the table was supposed to fall off. When Jim Carrey yanked out the cloth however, everything stayed in place. Jim immediately walked back to the table and improvised knocking everything off and then knocking the table over.
Suggested correction: There is no evidence this was a mistake.
There's an apparent scan of an original script on scriptslug.com that indicates the scene, as written, had him pulling the cloth without disturbing anything, then kicking the table over.
Direct link to the page of the script referenced: https://assets.scriptslug.com/live/pdf/scripts/how-the-grinch-stole-christmas-2000.pdf?v=1729114926#page=81.
Trivia: At one point, Heather Chandler asks Heather Duke, "Did you have a brain tumor for breakfast?" Ironically and tragically in real life, actress Kim Walker (Heather Chandler) died of a brain tumor in 2001.
Trivia: Several of the named knights were, in fact, real, though many of them are from different time periods. Ulrich von Lichtenstein was a knight and author who was said to have invented the concept of chivalry and courtly love. Piers Courtenay was a descendant of Edward I, born in the 15th Century. Sir Thomas Colville, Edward III's disguise, was a knight from the 13th Century.
Trivia: Director Ivan Reitman performed the demonic voice of Dana/Zuul in the bedroom scene with Peter Venkman.
Trivia: The man who is getting a (fake) haircut as Akeem first enters the barber shop is played by a then-unknown Cuba Gooding Jr.
Trivia: The title Scary Movie was the working title of Scream, the film that this film spoofs.
Trivia: Johnny Depp uses the phrase "Interesting..." as his trademark in many of the movies he stars in, including Sleepy Hollow. He uses it in PotC when Koehler's skeletal hand tries to grab him in prison.
Trivia: Johnny Depp passes an old bald man with hippy glasses sitting down surrounded by women - this is author Hunter S. Thompson himself in a cameo.
Trivia: The moment where Blutarski breaks the guitar and then apologises was unscripted, and improvised by John Belushi.