D.O. (a.k.a. Defy the Odds; real name Duane Gibson) is a Guinness World Record setting rapper who in 2003 set a Guinness World Record for the longest freestyle rap, that lasted 8 hours and 45 minutes.
D.O. (a.k.a. Defy the Odds; real name Duane Gibson) is a Guinness World Record setting rapper born in Sarnia, Ontario based in Toronto, Ontario. In 2003, D.O. set a Guinness World Record for the longest freestyle rap clocking in at 8 hours and 45 minutes.