Just before Ed accuses Benny of being sent to babysit him Benny folds up a pair of socks after the confrontation he proceeds to begins to fold up the exact same pair of socks.
When Jo is worried about Piper her hands switch back and forth between Piper's shoulders and lower on her arms as the camera changes angles.
While Emily is trying to get Piper to go away from Alex she alternates between actively pulling at the girl's arm and simply standing beside her holding her hand depending on the camera angle.
When Ed asks Piper who Emily is she replies that he knows her. She should say that she's his daughter as Emily has replaced Jo.
Mia asks if Jo had packed volleyball gear despite her not being able to play due to the bruise on her arm.