Continuity mistake: When Wendy finds her report paper, it has "good effort" and her grade written in red marker pen on it, with a short note underneath it also written in red pen. In the next shot the "good effort" and grade number are still on the paper but the note underneath has vanished.
Continuity mistake: When Cartman throws a tantrum and makes his Mum go to the store to get him Weight Gain 4000, he throws his Cheesy Poof's bag to the floor. In the next shot it's in his hand again.
Continuity mistake: When Mr. Garrison is having the kids rehearse the play, Bebe is standing in front of Kenny. When they cut to a closer view she is no longer there but should still be visible. She returns in the next wide view.
Big Gay Al's Big Gay Boat Ride - S1-E5
Other mistake: You can see Token in the episode as white, not black.
Big Gay Al's Big Gay Boat Ride - S1-E5
Continuity mistake: When the boys are playing football, as the shots change, if you look behind the bleachers, sometimes there are mountains and other times there is nothing but sky.
An Elephant Makes Love to a Pig - S1-E6
Continuity mistake: When the boys are standing in a group, Kenny disappears after a while, then Stan disappears, but then a second later, they are all back together.
An Elephant Makes Love to a Pig - S1-E6
Continuity mistake: In the end classroom scene, whenever they show Kyle, he is in front of the class, but in the wide shots, he is behind other kids.
An Elephant Makes Love to a Pig - S1-E6
Continuity mistake: Kyle has a black eye, but it has magically disappeared by the time he gets home.
An Elephant Makes Love to a Pig - S1-E6
Continuity mistake: Shelly throws Stan on the carpet, but then in the closeup, something blue appears under him. (Despite a deleted scene, this is still a mistake within the show.)
Continuity mistake: After Warsog gives his "statement" to the townspeople, he removes his glasses when telling them to direct their complaints to a nearby wall. Then, as he walks back inside, his glasses are back on his head. (00:15:05)
Continuity mistake: Just before Warsog emerges from the network building for the first time, Mrs. Marsh is shown to be stood next to a couple of random townspeople. In the very next shot Mrs. Cartman, Mrs. Broflovski and a third nondescript have appeared.
Continuity mistake: The birthday cake disappears in some shots after they give it to Stan's grandfather.
Other mistake: Both Kyle's and Stan's mothers are identified in this episode as Carol. They later become Sheila and Sharon.
Continuity mistake: When we see Kenny from the front, the hole in his head exposing his brain appears on his left side, but when we see the top of his head when he is biting people, the hole is in the back of his head.
Continuity mistake: In the opening scene, the trees in the background keep moving between shots.
Continuity mistake: Tom's Rhynoplasty appears between two different sets of buildings in the street shots.
Continuity mistake: In the cemetery scene where Kyle calls the emergency hotline and Stan and Cartman hold off the zombies, in the shot where Kyle's hand holding the Worcestershire Sauce is shown in close-up, his gloves are shown as green instead of white, which they are while Kyle is in his vampire costume.
Continuity mistake: During the scene where Chef goes to see the Mayor and Officer Barbrady, there is a shot from outside, where a pumpkin is visible in the window. But when Chef goes inside, there is no pumpkin.
Continuity mistake: When Kyle cuts Kenny in half, we see a skull behind him, but in the other scenes, the skull is to his right.
Continuity mistake: At the end when the airplane hits Kenny, there is a gravestone with a cross on it behind him, but all the time when the other three boys were talking, none of the gravestones behind them had crosses.
Answer: He appears in at least 5 other episodes, but usually just as a background character. He can be seen at Cartman's party in "Immaginationland". He was also one of the kids trying out to replace Butters in the "Professor Chaos" episode.
Bishop73