Che Smith (born July 6, 1977), better known by his stage name Rhymefest, is an American rapper from Chicago whose first official album, Blue Collar, was released in 2006. His prominent songwriting credits include co-writing Kanye West's "Jesus Walks", which won Best Rap Song at the 47th Annual Grammy Awards, and "New Slaves", taken from West's sixth studio album Yeezus (2013).

Source: Wikipedia (https://en.wikipedia.org/wiki/Rhymefest)