Scarlett Johansson, Elon Musk, Kendrick Lamar

Stephen explains the technical difficulties he experienced during the making of his first show. The Big Furry Hat. Big Questions with Even Bigger Stars (with Scarlett Johansson). Elon Musk discusses SpaceX and his other projects. Kendrick Lamar performed a medley of songs from his album 'To Pimp a Butterfly’.