(Guitar Collection). In the words of John Lee Hooker, "If you got the boogie in you, it got to come out." This book with online audio access contains 25 must-know boogie blues riffs arranged for beginning to intermediate guitarists, as well as interesting facts and quotes from blues history. The companion audio tracks demonstrate every example in the book and is available for download or streaming using the unique code inside the book. Now including PLAYBACK+, a multifunctional audio player that allows you to slow down audio without changing pitch, set loop points, change keys, and pan left or right available exclusively from Hal Leonard.