Charlie Mattos chats with the Drew Holcomb backstage at the Ryman Auditorium before his SOLD OUT show for an installment of "I Played the Ryman" celebrating the Ryman's 125th Anniversary. About WSM Radio: 650 AM WSM is the most famed country music station in the world. Each day, the station shares country, bluegrass, and Americana as well as the excitement of Music City with friends in Middle Tennessee and listeners around the world. Visit us at 650 AM, WSMonline.com, or our free mobile app.