Guardians of the Galaxy star Chris Pratt hosts Saturday Night Live's 40th season premiere with musical guest Ariana Grade. Sketches include Marvel Trailer, He-Man & Lion-O, CNN State of the Union – NFL Cold Open, Cialis Turnt and Booty Rap.

Bill Hader makes his hosting debut alongside musical guest Hozier. Sketches include Herb Welch: Virginity Pledge Rally, The Group Hopper, Hollywood Game Night, Weekend Update: Stefon Returns, Puppet Class and Cat.

Louis C.K. returns as host for the third time while Rihanna makes her fifth appearance as musical guest. Sketches include Summertime Cold Open, Louis C.K. Monologue, Police Lineup, This Is How I Talk, Wood PSA and The Shoemaker & the Elves.