Learn to play The Blues Guitar (& Harmonica) of John Hammond. Hosted by Happy Traum. John Hammond's passion & commitment to his music have inspired blues lovers throughout the world for more than 40 years. Now guitarists (& harmonica players) can learn, up close, how John plays the songs, licks, grooves & soulful solos that make up his dynamic blues style. John breaks down nearly as dozen songs from his vast repertoire, showing the scales, chord shapes, licks & turnarounds.