Contemporary Rock Styles Drum - Book & CD. This book and CD are about styles and grooves that make up the full array of today's Rock scene. If you want to be a well-rounded, well-trained musician, this is the material you need to know. You will get an insight into the constant cross-fertilization of sub-styles that make Rock a rich and exciting musical genre. The CD contains a performance demo the then a version without the drums for you to play-along + additional exercises and more.