Yancey BoysAuthor: ILLA J Format: Explicit Lyrics Release Date: 18 11 2008 Details: Explicit Version. Yancey Boys is a 2008 release. James Dewitt Yancey (1974 2006) better known by his stage name J Dilla or Jay Dee, was an American music producer who emerged from the mid 1990s Underground Hip Hop scene in Detroit, Michigan. He began his career as a member of the group Slum Village, and he was also a driving force in the production trio the Ummah. This album