This DVD teaches 20 great grooves that fit with all kinds of music. It starts with a detailed demonstration of basic technique and features clear step-by-step instruction throughout. Each pattern is shown in side view player?s eye view and slow motion. And at the end of every lesson the patterns are played along with music. Along the way your instructor Alan Dworsky explains basic rhythmic concepts in the user-friendly way that won himtwo DRUM Magazine Readers? Poll awards for Best Instructional Book. A PDF file is also included with charts of all the patterns. And the rhythm almost never stops so you can always play along.