FRIDAY: >> Post-punk concept albums make us all weak in the knees, so you can bet we’ll be out for The Thermals at the Black Cat tonight. With The Big Sleep and Statehood. $12, 9 p.m. >> It’s the last weekend to check out Forum Theater and Dance’s production Kid-Simple, a “live-action radio play” about a young prodigy who invents a machine that hears things humans never could discern, and when it is stolen, takes…