Last August, days before the release of Free Based Freestyles, Chance the Rapper joined popular NPR quiz show "Wait Wait... Don't Tell Me!" for an outdoor taping at Chicago's Millennium Park. 

Chance was in rare form as he charmed the hosts and audience with his understated wit. When asked how he composes his raps, Chance replied, "That's a great question. I think there's a lot of premeditation, if you will, to making a rap, you know? You got to sit down, focus on your breathing, you know, you want to do a good workout, push-ups, maybe sit-ups, play cards, think about your taxes, think about all the people that you've met, you know, in this life and possibly a past life, if you believe in that. And then, you know, you take off your socks and shoes, put a pencil between your toes and you start writing. And you've got a masterpiece."

Boom. Chance went on to field three questions about saran wrap. Chance the Rapper -- Chance the Wrapper. Get it??

Listen to the 10-minute segment below or read the full transcript here.