Pittsburgh Songwriter Showcase, 7:30 p.m. at The Barn, Penn Hills, featuring Circle members Ben Shannon, Sue Gartland, Mike Strasser, Howard Davidson, John Hayes, Donna O, Jessica Klein, Steve Gallo and Laurie Shea. It’s a fundraiser for the Retrospective project http://www.gofundme.com/PSC-Retro-CD — $10 at the door, or get your tickets for $5 from John Hayes. We’re looking for volunteers to staff the concessions and merch booth, work the door and bake cookies or something to sell at the event. COntact John at jhayes@post-gazette.com or 412-263-1991.