7 Blues and Swing Backing Tracks. 1. Jimmy Rivers Back Bay in C (Chart included) 2. Tiny Grimes Frankie and Johnnie in Bb 3. Walter Shuffle in E 4. Tiny Grimes Pert Skirt in Bb (Chart included) 5. Chuck Rock n' roll in G 6. Bill Jennings Stuffy in Db (Chart Included) 7. Bill Clark Chromatic Jump in D