born in 1959 in Chicago, IL, United States
Alias Gregory Paul Rzab
Greg played for several years with Otis Rush's band, with Buddy Guy's band (1986-1998), and he also had a number of stints, tours, sessions, and records with other famous blues performers. In 2000, he was a member of the touring lineup of The Black Crowes and is featured on the bonus tracks of their 2000 album Live at the Greek with Jimmy Page. He was also a touring member of Gov't Mule for tours in late 2002 and early 2003.
Since 2009 he is a member of a new lineup of the Bluesbreakers.