Don and Charlie track a killer who has murdered several sex predators. The predators took advantage of teenage girls they met in chat rooms. Meanwhile, Larry is ready to begin…

Liz Lemon meets her mother’s old flame, while Jack Donaghy’s mother, Colleen, gets tangled in his relationships with Avery Jessup and high school love, Nancy Donovan. Jenna’s mother, Verna returns,…

The gang celebrates Halloween at Stuart’s comic book store. Meanwhile, Leonard seduces Penny with science.

Fry inadvertently reintroduces the common cold to the 31st century.

In this satire of VH1’s “Behind The Music,” we learn the secrets of the Simpsons’ rise, fall, and ultimate success.

Troy McClure hosts a behind-the-scenes look at the show, including clips of the series’ beginnings as filler on “The Tracy Ullman Show,” Simpsons trivia questions, and unaired scenes from popular…

Dejected by a lack of recognition at work, Homer makes a crank call to NASA and winds up being chosen to ride into space with astronauts.