Ahead of his Radio City Hall residency in August, Dave Chappelle made a special guest appearance during last night’s Tonight Show during a “Freestylin’ with The Roots†segment, where he plays an unsuspecting audience member, plugs the Radio City shows, and gets a song made for him by The Roots about his superpower: “If you were a superhero, Dave, what would be your superpower?†Fallon asks. “Disappearing for long periods of time,†Chappelle says. “And what would be your one weakness, Dave?â€Â “The need for money.â€