Continuity mistake: In the exterior shot of the Marsh house, before the family dinner scene, the door knob is at the right side of the door, but in the following shots that door knob is at the opposite side of the door. (00:10:00 - 00:11:50)
Continuity mistake: When Randy and Stan leave the dinner table Sharon tells them about her friend Abby, and there's a table beside the front door with two drawers, but when Randy opens the front door the table now has legs and the drawers are gone, then it reverts back. (00:11:30)
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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