| http://www.50blues.com | Here is a sample from 50Blues.com blues jam backing tracks. A nice soul blues backing track in D. Great for guitar, harmonica, piano, organ or harp. We welcome your video response for improvisations over this jam track! Visit 50blues.com to download your free backing tracks. We've over 50 professionally recorded tracks for different techniques and styles practicing. Jam with a LIVE band and take your guitar playing to the next level! http://www.50blues.com/