Saturday Night Live - What2Watch

British actress Carey Mulligan, currently a best actress Academy Award contender for her performance in the movie drama "Promising Young Woman," makes her debut as host of this sketch comedy variety show, which will see the versatile young thespian taking on some diverse new characters. She'll also welcome musical guest Kid Cudi, whose latest album, "Man on the Moon III: The Chosen," is his fifth Billboard 200 Top 10 album.