Continuity mistake: The next day after Ike's bris Kenny is sitting in his seat in class but in the next shots of the class he is not there.
Continuity mistake: When the town has a Conjoined Twin Myslexia Parade, and Nurse Gollum is walking; you see her right hand down as she walks, and no people in the background. Then the shot changes, and you see her right hand up waving, and people where there weren't any before.
Factual error: When Mr. Mackey, Principal Victoria, and Nurse Gollum are eating dinner with the Broslofskis, notice pork on the table. Since the Broslofskis are practicing Jews, they would have not allowed unclean food (such as pork) in their home.
The Mexican Staring Frog of Southern Sri Lanka - S2-E6
Audio problem: When Jesus is talking his mouth does not move. (00:19:41)
City on the Edge of Forever (a.k.a. Flashbacks) - S2-E7
Continuity mistake: When the bus starts to rock, just after Cartman has recalled the Fonzie story, the background turns from day to night in a split second.
City on the Edge of Forever (a.k.a. Flashbacks) - S2-E7
Continuity mistake: After Cartman recalls the Fonzie story, and the bus starts to fall, Kenny is in the bus, but he was already killed by the monster. When the shot changes, Kenny disappears again.
Summer Sucks - S2-E8
Continuity mistake: Mr. Garrison knocks his apple of the desk at the start. It reappears in the next shot. (00:02:00)
Summer Sucks - S2-E8
Continuity mistake: When the boys stop to talk to Pip at the start they are stood on the tarmac. Camera cuts to the front and now they are stood on the grass. (00:03:00)
Chickenpox - S2-E10
Continuity mistake: When the boys are walking to Kenny's house they don't have any sleeping bags in their hands. When they arrive they have sleeping bags. (00:03:45)
Chickenpox - S2-E10
Continuity mistake: When Cartman is scratching, his mum holds his hand. Camera cuts and he is back to scratching. (00:07:20)
Clubhouses - S2-E12
Plot hole: When Roy gets caught in Stan's bear trap, he is seen hanging in front of the clubhouse. Yet the next day, when Stan, Clyde, Bebe and Wendy are playing Truth or Dare in the clubhouse, Roy is not shown hanging outside the clubhouse anymore.
Spooky Fish - S2-E15
Continuity mistake: When normal Cartman goes up to Stan's aunt and is vibrating, Cartman is shown with the boys together, then proceeds to go back to them from his "new chair."
Merry Christmas Charlie Manson! - S2-E16
Continuity mistake: In the scene where the Cartman family and boys are seated at table, Kenny sits between Kyle and Great-Grandma. But a few shots later Kyle has to hold Great-Grandma's catheter bag, as he is now sitting next to her, and Kenny is no longer between them. However he's back between them again when the camera shows the whole table. (00:04:30)
Merry Christmas Charlie Manson! - S2-E16
Continuity mistake: When Cartman tells Elvin that he finished his fudgesicle, the two are standing right next to each other. The shot then cuts to focus on Elvin crying, where Cartman cannot be seen next to him. A couple seconds later, when Cartman hits Elvin over the head, the two are right next to each other, but in the shot of Elvin, Cartman cannot be seen next to him.
Merry Christmas Charlie Manson! - S2-E16
Other mistake: When kids go to Nebraska to see Mr Hankey, some kids in the crowd are Butters and Craig and others usual school friends, despite being hundreds of miles from South Park.
Rainforest Schmainforest - S3-E1
Continuity mistake: A little while after Cartman leaves the group and finds the construction zone, we see a frontal view of the rest of the group. Cartman is still in it. (00:16:35)
The Succubus (a.k.a. Chef's Mama) - S3-E3
Continuity mistake: Kenny's head is completely smashed when he is attacked in the church during Chef's and the succubus' wedding, but it is whole again when Cartman brings it to the optometrist to get an eye transplant.
The Succubus (a.k.a. Chef's Mama) - S3-E3
Continuity mistake: When Stan, Kyle and Kenny go to Chef's house to tell him about Veronica, they can't talk to him so they sit down opposite Chef's parents. When Kyle says, "We have to talk to him," he and Stan have swapped places.
The Succubus (a.k.a. Chef's Mama) - S3-E3
Other mistake: Cartman says, "What? What happened you guys? Is Kenny okay?" The bandages only covered his eyes, not his ears, so even if he's blinded by his bandages, he still should have been able to hear Stan shouting, "Oh my God! She killed Kenny!" and Kyle's reply "You bastard!"
Cat Orgy (1) - S3-E7
Continuity mistake: In the episode "Cat Orgy" when Sheily's boyfriend, Sklar, are playing the song for Sheily while Cartman is hanging on the coat rack you can see of what looks like a picture of Cartman's grandparents hanging on the wall. But when Sheily walks over and flings Cartman up into the ceiling for arguing with her, look at the wall, the picture is completely gone.
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