Continuity mistake: When they are running the obstacle course, the amount of hoops in front of the girls changes from five, to two, to five again.
Audio problem: When Chris drives up in the truck while Selena is mowing the lawn, Selena asks what he got. While you hear "junk food" his mouth says something else.
Continuity mistake: At the end of the dress rehearsal, when the policeman looks around the corner, someone's shirt appears on the armrest of Nathe's chair. (01:01:40)
Continuity mistake: When Billy Magic [Kevin Bacon] was backing into a parking space and stopped, the driver's side tires on his Cadillac were touching the white divider line. Seconds later when he was getting out of the Cadillac, the car/tires were more centered in the parking space (i.e, the left tires were no longer close to the white divider line). (00:14:50)