Paul Butterfield

Paul Vaughn Butterfield (December 17, 1942May 4, 1987) was an American blues harmonica player, singer and band leader. His music was usually Chicago blues. In 1963, he formed the Paul Butterfield Blues Band, which recorded several successful albums and was popular on the late-1960s. Butterfield was inspired by Muddy Waters. 
Butterfield died in North Hollywood, Los Angeles, California on May 4, 1987 at age 44 of an accidental drug overdose.