The history of the late-night comedy show is related via the insights of producer Lorne Michaels and current and former cast members Chevy Chase, Ellen Cleghorne, Jimmy Fallon, Tina Fey, Al Franken, Ana Gasteyer, Mary Gross, Victoria Jackson, Jay Mohr, Tracy Morgan, Kevin Nealon, Joe Piscopo, Molly Shannon and Julia Sweeney. Also: archival interviews with Jane Curtin, Garrett Morris, Bill Murray and Laraine Newman.