(Harmonica Play-Along). The Harmonica Play-Along Series will help you play your favorite songs quickly and easily. Just follow the notation, listen to the audio to hear how the harmonica should sound, and then play along using the separate backing tracks. The melody and lyrics are also included in case you want to sing, or to simply help you follow along. Volume 2 includes: Hand in My Pocket * Karma Chameleon * Middle of the Road * Rock Me * Small Town * Smokin' in the Boys Room * Train in Vain * What I Like About You.