The Cobra Lounge (235 N. Ashland) hosts a free show celebrating the release of Trunculence, a locked groove compilation featuring, among others, tonight’s lineup: the Daily Void (aggro-garage), Realicide (extreme noise), Little Fyodor and Babushka (avant-pop; pictured), and Mister Fuckhead (er, “interesting”). Show starts at 10 PM; 21+. For more info, go here or call 312-226-6300.