Hannah and her dancers need to find a new choreographer, but the one they eventually hire is not bound by the laws of causality, causing problems at her performace at the end of the show. Meanwhile, Oliver gets advice from Jackson to develop bad habits so Joannie will break up with him. Guest Stars: Carrie Ann Inaba as Tina, Phillip Anthony Rodriguez as Shawn Nahnah and Hayley Chase as Joannie