Rock Island Music Dealers 1724 4th Ave A community theater group Performing 'Broadway In The Park' in Moline, Illinois - Quad Cities. Rock Island IL Music Dealers Quad City Music Guild www.qcmusicguild.com theater live theater plays musicals broadway musicguild quad cities quad city moline davenport rock island bettendorf illinois iowa theater live theater plays musicals broadway musicguild quad cities quad city moline davenport rock island bettendorf illinois iowa Business Reviews Quad City Music Guild Testimonials