Watch Community Season 5, Episode 4 Cooperative Polygraphy Online

After Pierce Hawthorne's unexpected passing, a team of investigators headed by the no-nonsense Mr. Stone, arrives at Greendale to submit the study group to lie detector tests before they can be considered for distributions under the will. Tensions mount as Mr. Stone digs in with the questions and the group members learn a little more about one another than they wished. Jeff settles into a new job at Greendale and adjusts to the expectations of being on staff - Professor Hickey shows him the ropes and shares some pointers on how to manage unruly and demanding students. Meanwhile, Abed convinces the study group to take a new class, "Nicolas Cage: Good or Bad," with Professor Garrity.