Erik Charles Nielsen

COMMUNITYS1, E4

Social Psychology

Shirley (Yvette Nicole Brown) and Jeff (Joel McHale) bond over their common love of trash talk, while Jeff and campus hippie Vaughn (Eric Christian Olsen) compete for Britta's (Gillian Jacobs) affection. Meanwhile, Annie (Alison Brie) uses Abed (Danny Pudi) and Troy (Donald Glover) as guinea pigs for a psych class experiment, and Pierce (Chevy Chase) gets hip to modern technology with a hearing aid.
COMMUNITYS1, E5

Advanced Criminal Law

Señor Chang (Ken Jeong) invokes an inquisition and trial when one of the gang cheats on an exam. Annie (Alison Brie) enlists Pierce (Chevy Chase) to help her compose Greendale's new school song, and Troy (Donald Glover) educates Abed (Danny Pudi) on the art of joking.
COMMUNITYS1, E10

Environmental Science

Señor Chang (Ken Jeong) has become the teacher from hell, and the group nominates Jeff (Joel McHale) to intervene. Meanwhile Troy (Donald Glover) and Abed (Danny Pudi) have trouble with a lab rat experiment, and Pierce (Chevy Chase) helps Shirley (Yvette Nicole Brown) with public speaking.
COMMUNITYS2, E14

Advanced Dungeons & Dragons

Abed invites "Fat Neil" to play a game of Dungeons & Dragons with the rest of the study group, hoping to boost his confidence, after Jeff becomes concerned about him being a loner. When Pierce finds out he was not invited, he joins anyway, disrupting their plans.
COMMUNITYS2, E6

Epidemiology

Pierce and a few other Greendale students ingest a biohazard substance at the school Halloween Party, causing them to exhibit flu-like symptoms and begin turning into zombies. It is up to the rest of the gang to save themselves and the school when Dean Pelton locks them in with the zombie-infected student body.
COMMUNITYS2, E2

Accounting for Lawyers

Jeff falls into old habits after reconnecting with Alan (Rob Corddry), a former law firm colleague; Abed, Annie and Troy look for dirt on Alan.

Erik Charles Nielsen

Guest Appearances