Continuity mistake: When Stan Kyle and Kenny are playing a board game, Kenny has one hand on his face and one on the floor. Camera cuts and now he has both hands on his face. (00:06:10)
Continuity mistake: Butters can be seen in the classroom when Mr. Mackey shows up to deliver the message from Cartman's mom. Butters is still supposed to be at the conversion camp.
Continuity mistake: When Eric comes in to speak to Stan, Kyle and Kenny who are playing a board game there are 2 blue and one red card face up on the floor next to Eric. Camera cuts and now there is just one blue card. (00:06:10)
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.
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