As the study group returns after winter break, Jeff reveals that he's been seeing a shrink and he's on anti-anxiety medication. The newfound confidence leads him to experience debilitating levels of narcissism, which Britta tries to help him manage. Meanwhile, over the break, Abed developed a celebrity impersonator habit that has saddled him with debt. In order to help Abed shed his debt, the study group dons costumes and goes to work for Vincent as celebrity impersonators - appearing in character at a Bar Mitzvah celebration.

What started as a casual disagreement about blankets and pillows blossoms into all-our war on the Greendale campus. While insults are hurled and the study group chooses sides, Jeff tries desperately to negotiate a truce, but with neither Abed nor Troy budging on their principles or their real estate, the future looks grim for the former best friends..