Here are two unique Book and Compact Disc packages that will teach you 50 popular grooves- and give you a chance to play alon g with some of the hottest session players. Each book emphasizes the most important aspects of solid group playing: "locking -in" between drummer and bassist providing a strong rhythmic foundation and creating an authentic feel for whatever the styl e demands. Book 2 also includes numerous open choruses of comping so other players can practice their solo work along with y