CONTRIBUTED PHOTOLive, Bush, Our Lady Peace, 7 p.m. Aug. 27, Fairgrounds Grandstand, Allentown Fair. Live, from York, York County, is Ed Kowalczyk, lead vocals, rhythm guitar; Chad Taylor, lead guitar, backing vocals; Patrick Dahlheimer, bass, and Chad Gracey, drums. Live, originally Public Affection, released “Mental Jewelry” (1991) and “Throwing Copper” (1994), the latter sold eight million