 The Philadelphia Jug Band has been playing authentic classic jug band music virtually unchanged for over 45 years.The Crow Quill Night Owls from Washington play a mix of 1920s blues, jazz and hillbilly music, which they learned from the 78-rpm records they collect.A documentary by Todd Kwait about the history and influence of jug band music, "Chasin' Gus' Ghost", first screened at the 2007 San Francisco Jug Band Festival.