Bernard "Pretty" Purdie (born June 11, 1939) is a much respected American session drummer and is considered an influential and innovative exponent of funk. He is known for his strict musical time keeping and "The Purdie Shuffle". Purdie's grooves and beats have been an influence for the pioneers of Acid Jazz and exponents of Hip Hop and he has worked with many musicians including Aretha Franklin, Gil Scott-Heron, James Brown, Steely Dan, Miles Davis and Hummingbird. Purdie was credited on sound track album for Sgt. Pepper's Lonely Hearts Club Band and more recently he was the drummer for the 2009 Broadway revival of Hair and appeared on the associated Broadway cast recording.