Written by Matt Sorum (Guns N' Roses, Velvet Revolver) and Aussie all-star Sammy The Bull Aliano, Double Bass Drumming and Power Fills Workout is designed to help drummers improve their independence and control; develop coordination and fluency between their hands and feet; sharpen their reading skills; and build speed, endurance, power & precision – no matter what their drumming style. The in-depth Power Fills workout section is an indispensible collection of over 300 exercises and variations.