What is the birthday of the rapper featured on the mixtape Crenshaw who goes by the name 9thmatic?
Crenshaw (mixtape):  The mixtape features production by The Futuristiks, 1500 or Nothin', 9th Wonder, DJ Dahi, Mike Free, Ralo, Wizzo and Jiggy Hendrix, among others. 9th Wonder: Patrick Denard Douthit (born January 15, 1975), better known as 9th Wonder, is a hip hop record producer, record executive, DJ, lecturer, and rapper from Midway, North Carolina, U.S. 9th Wonder:  As of 2010, 9th Wonder raps under the name of 9thmatic.
i don't know