The Tonight Show Starring Jimmy Fallon Season 6 Jennifer Garner, Jim Jefferies, Megan Thee Stallion Season 6, episode 189 Jennifer Garner, Jim Jefferies, Megan Thee Stallion September 12, 2019 45 min Previous episode Kim Kardashian West, Winnie Harlow, Iggy Pop Next episode Sen. Kamala Harris, Lilly Singh, Charli XCX ft. Christine and the Queens