Continuity mistake: In the scene where Beca is going to do night shift at the radio station,when she is unlocking the door to the radio station she has a handbag on her shoulder but when she enters the booth in the radio station she has a backpack on her back instead of a handbag.
Continuity mistake: Sean and Emily spend the night on a boat after her first mob. The blanket lies differently in consecutive shots. (00:45:25)