Host J.D. Reager talks to legendary Memphis soul musician Howard Grimes about coming up as a drummer in the '50s, working with fellow legends such as Rufus & Carla Thomas, William Bell, Al Green, Ann Peebles, O.V. Wright and Willie Mitchell, writing his new autobiography Timekeeper, and how Memphis music has evolved over the years.  J.D. also spins two songs featuring Mr. Grimes on drums: Don Bryant's "A Nickel and a Nail," and Hi Rhythm's "Superstar."