Continuity mistake: In the scene where Drew and his band are setting up on stage, just about to do "Heaven", you can see the Mic has the decorations on it. Then just before Lonny goes to put them on they magically disappear.
Continuity mistake: Sherrie Christian's hair length changes by several inches from shot to shot throughout the movie showing the use of differing lengths of hair extensions used during the filming.
Continuity mistake: At the boy band gig at the Bourbon Club, Drew is wearing a red shirt and a coloured jacket. He runs off stage when he sees Sherree and they kiss. She tells him the jacket has to go and pushes it off his shoulders, Drew is now wearing a black vest top and the red shirt has disappeared.
Continuity mistake: When Catherine Zeta Jones is in the back of the car with her husband, she's holding a sheaf of papers held together with a bulldog clip. First the arms of the clip are up, then they're down, then they're up again.
Answer: The marks could be from when they were sliding across the pews.