Continuity mistake: When the detectives are in pursuit in the alley, they are followed by a police car. In all shots from the front it has its blue lights on, while they are off in all shots from the rear.
Continuity mistake: Chris has a blue dye pack explode on him, covering the front of his clown costume and face. But then shortly after, the dye is gone from his face and clothes.
Christmas Special: The Virgin Mammy - S2-E8
Continuity mistake: When Kathy is talking to Mrs Brown regarding her parties, Kath's hair repeatedly goes from normal hair to what looks to be clip ins.