Continuity mistake: In the cartoon series, Stan's house has a cellar at the side, but throughout the film, no cellar is visible.
Continuity mistake: Operation "Human Shield" is supposed to "guard the tanks and planes too", and some of the black soldiers are tied to them. But once Chef jumps out of the way and says "Operation Human Shield my ass.." The others have miraculously been untied. (01:08:25)
Continuity mistake: When Satan says "I guess I'm destined to live in hell, alone", there is nothing on the rock in front of him. A few seconds later, Mr. Hat appears. (01:14:15)
Continuity mistake: When Saddam enters the room with a suitcase, Satan is sitting on a sofa and Saddam comes and sits next to him. Between shots, Satan's legs go from being bent outwards to being bent inwards. (00:40:30)
Deliberate mistake: When Big Gay Al sings his song, he sits at the edge of the stage. In a wideshot the soldiers are just watching, yet in a closeup they're all waving lighters. (00:59:25)
Continuity mistake: When Satan and Saddam are talking, Satan climbs into bed with Saddam and Saddam says "I love you." Between two shots the bedcovers jump up and cover more of Satan's body. (00:37:30)
Continuity mistake: Mr. Hat is taken to Hell by Satan, yet just a few moments later, he appears back on Mr. Garrisons hand. (01:14:20 - 01:16:20)
Audio problem: At the end of the film, When all the people from South Park are singing: "Mountain Town Reprise", If you look closely while the camera pans away from them... For a split-frame, Stan's mouth disappears then reappears.
Continuity mistake: When Terrance and Phillip are about to get killed, They go to the left position. When Kyle says: "I'm not moving!", They both change to the right position. (01:10:05 - 01:10:28)
Continuity mistake: When Mr. Garrison makes the sexist remark, and Greg comments on this, he is sitting next to Wendy. However he then disappears. (00:26:10)
Continuity mistake: When Mr. Mackey is making the announcement that T+P shirts are banned, we see Wendy and Greg sat a table, with Token sat above Wendy. However when the kids run out, Token has disappeared. (00:12:05)
Continuity mistake: When we see Chef from the side of his station he is holding up a ladle. Camera switches to the front and the ladle is gone. (00:11:25)
Continuity mistake: When we see the boys lining up for lunch the first time, we see Kyle at the front and there is no-one in front of him. Camera changes to a closeup and you can see the back of another boy's head that wasn't there before. (00:11:05)
Continuity mistake: On the ice at the start we see Butters with his arms outstretched in a close up. Camera cuts to a wide shot and his arms are now at his side. (00:07:05)
Continuity mistake: When skating on the ice we see Token in the centre of the lake in an overhead shot. However, the camera does an instant cut to the front and Bebe, who was on the side of the lake, now passes him. (00:07:00)
Continuity mistake: Stan has nothing in his hand when he goes into Tom' Rhinoplasty, however when he walks in he has the advert for the new film. (00:01:10)
Continuity mistake: The way Stan holds the newspaper advert in Tom's Rhinoplasty changes from the top the the side instantly. (00:01:15)
Continuity mistake: When the General asks the first battalion to raise their hands they raise their left (screen right). Camera changes to Chef and their raised hands have changed. (00:46:10)
Continuity mistake: When Satan asks to talk to Saddam, Saddam has his hand on Satan's arm. Camera changes and now it's not. (00:28:30)
Continuity mistake: On the chat show, we see Brooke Shields run away when MAC storms on and she is behind Terrance. Camera cuts to a close up and Brooke has vanished instantly. (00:23:40)
Answer: Some versions of the film (VHS in Australia for one) contain the reference to the letter. Terrance: "Well, f*** my a** and call me a b**ch. I just got a letter." Phillip: "A letter from who, you sh**-sucking co**master?" Terrance: "It's from your mother." Phillip: "My mother sent YOU a letter? What's it say?" "Terrance: It says, 'Dear Terrance, please don't ever tell my son that I licked your hairy b***s.'"
jle