CBS

Season 3: Episode 4 - Molly in the Middle

Molly in the Middle: Ali gets upset when she learns that Louis has a key to Joe's apartment and she does not. Joe thinks he might be moving to quickly by giving Ali a key so soon, but Louis convinces him to dive into the next phase of his relationship and do it. Joe smoothes things over with Ali, but then she has the locks changed so Louis can no longer come and go as he pleases. Louis is very upset at first, but Ali and Joe eventually convince him that this is a necessary step in Joe and Louis' relationship. Meanwhile, Louis pretends to be a vegan to support Wyatt, so he entrusts his box of meat and vodka to Joe. Later, Wyatt reveals to Joe that he knew Louis was lying all along, but he wants to build up brownie points.