The Tonight Show Starring Jimmy Fallon Season 8 Billie Eilish, Abigail Breslin Season 8, episode 177 Billie Eilish, Abigail Breslin August 9, 2021 45 min Jimmy welcomes Billie Eilish and Abigail Breslin. Previous episode Matt Damon, Jason Sudeikis, Camila Cabello Next episode Barbra Streisand, Marlon Wayans, Snoh Aalegra