Continuity mistake: When Dylan pulls up to the After Dark, a group of guys come over and ogle his car, but when Dylan enters the club, one of the guys outside is already at the bar. (00:11:15 - 00:11:50)
Continuity mistake: When Sonia asks Donna if she can pay for the dress on layaway, Donna's arms are crossed in front of her, but in the next shot they're down by her sides. (00:20:15)