Saturday Night Live · season 39, episode 758 · Saturday, February 1, 2014 Host: Melissa McCarthy (2nd time). Musical guest: Imagine Dragons. • Imagine Dragons performs "Radioactive" with Kendrick Lamar and "Demons". • Amy Poehler, Bill Hader (in character as Stefon), Andy Samberg and Fred Armisen (reprising his David Paterson impersonation) appear during Weekend Update. • Seth Meyers' final episode as cast member and as anchor of Weekend Update. • A still of Pete Seeger, who had died five days earlier, was shown in complete silence following Weekend Update. Wiki link