Continuity mistake: When Craig has to decide weather to go to college or stay with his band, he has to fill out an exception letter. When he is writing his name you can see there is nothing else on the paper, but when he picks it up it suddenly has a bunch of writing.
Continuity mistake: When Miles and Winston are entering the house to confront Frankie, if you look on the ground you can see wet pool footprints, but nobody was in the pool. A bit later on when Frankie goes in the pool there are more wet pool footprints, which must be from previous takes.
Continuity mistake: When Emma, Mr. Simpson, and Spike are sitting at the table eating Chinese food, Emma is already using the chopsticks when Mr. Simpson asks her, "What plans do you have for the weekend? Any hot dates?" Emma breaks open the set of chopsticks she was already using before she replies, "No, Mr.Simpson."