Continuity mistake: Mr. Svenning's junior college class ring mysteriously jumps from his left hand to his right hand just in time to get stink-palmed by Brodie.
Continuity mistake: When Silent Bob crashes through the changing room Gwen is in, the goggles he's wearing go from being down on his chin, to being up over his nose between a wideshot and closeup. (00:28:55)
Continuity mistake: When Brodie and T.S are arrested, Brodie shouts to Rene "Get Jay and Silent Bob, hurry!" and Rene is standing in a shop, by a stand with trainers on it. But in the next closeup of Rene she has moved much further away from the stand of trainers. (00:50:10)
Continuity mistake: After Brodie sees Rene and the man from Fashionable Male together, while he is sitting at the food court, in a wide shot of him leaving the table Silent Bob has his leg up on the table, yet in the previous closeup he didn't. (00:30:45)
Visible crew/equipment: When Silent Bob is flying along on the toy train, as he flies through the clothes shop, you can see a crewmembers hand, clear as day, throwing clothes to make it seem as if they are flying upwards. (00:23:10)
Continuity mistake: When Jeremy London and Jason Lee come back from the Dirt Mall, they park with a green saloon to their right. Then when they get out of the car, the saloon has been replaced by a black truck. (01:01:55)