Series tracing the story of the Chess Records label and its crucial contribution to the evolution of rock and roll, narrated by Marshall Chess, son of co-founder Leonard Chess. The Chicago-based label was home to many iconic artists, including Muddy Waters, Howlin' Wolf, Etta James, Bo Diddley, Chuck Berry and Sonny Boy Williamson. This episode focuses on the mighty Howlin' Wolf and the visit to the Chess studio by the Rolling Stones.