The Tonight Show Starring Jimmy Fallon Season 4 Ben Stiller, Fred Armisen, Little Big Town, Kacey Musgraves and Midland Season 4, episode 206 Ben Stiller, Fred Armisen, Little Big Town, Kacey Musgraves and Midland September 20, 2017 45 min Previous episode Kevin James, Ilana Glazer, Rudimental ft. James Arthur Next episode Megyn Kelly, Dave Franco, Fergie