Listen to Gray Man Mission (feat. Graham Sparkman & Cedric Warner Sparkman) online. Gray Man Mission (feat. Graham Sparkman & Cedric Warner Sparkman) is an English language song and is sung by Great Went. Gray Man Mission (feat. Graham Sparkman & Cedric Warner Sparkman), from the album Man Mountain (20th Anniversary Master), was released in the year 2004. The duration of the song is 4:46. Download English songs online from JioSaavn.