(Keyboard Instruction). The Rock Keyboard book/audio pack in the Hal Leonard Keyboard Style Series is chock full of authentic rock keyboard parts! Learn to comp or solo in any of your favorite rock styles. Listen to the 99 tracks available online for streaming or downloading (unique code printed inside the book) to hear your parts fit in with the total groove of the band. Styles covered include: classic rock, pop/rock, blues rock, Southern rock, hard rock, progressive rock, alternative rock and heavy metal.