Jeff’s decision to leave Professor Slater and help Pierce showed that, despite his ego, he was becoming genuinely attached to this "misfit" family.
The episode centers on Annie’s (Alison Brie) attempts to host a successful to earn extra credit for her Spanish class. However, the success of the party hinges on Jeff (Joel McHale) attending, as he is the "cool guy" who validates the event for everyone else. Episode 7:Introduction to Statistics
While Jeff is busy trying (and failing) to look cool at the faculty party, things at Annie's bash go off the rails: Jeff’s decision to leave Professor Slater and help
It managed to be incredibly funny while dealing with heavier themes like aging, divorce, and social anxiety. Where to Watch While Jeff is busy trying (and failing) to
Struggling with his age, Pierce (Chevy Chase) swaps some of his medication for unknown pills from Star-Burns. This leads to a hallucinogenic "bad trip" where he barricades himself in a massive fort made of tables and chairs.