Jimmie Dale Gilmore: The singer with the twangy warble helped shape a new vision for country music in the '70s by mixing deep tradition, cosmic eclecticism and visionary lyrics; he'll be accompanied by his son, singer-songwriter Colin Gilmore, 8 p.m. Friday at City Winery, $20, $22, $25; citywinery.com.
Off! With a cast of characters steeped in Southern California punk (including Black Flag's founding singer, Keith Morris), this quartet keeps its songs concise and lethal, 9 p.m. Saturday at Bottom Lounge, 1375 W. Lake St., $15; bottomlounge.com.
Cat Power: Chan Marshall reverses a career defined by darkness and doubt on her ninth album, "Sun," in which dance beats and something like optimism reign. Can she keep the good vibes flowing in concert? 8 p.m. Sunday at the Vic, 3145 N. Sheffield, $34; jamusa.com.