The Shouting Matches cover JJ Cale's "Crazy Mama" during a surprise free show staged at The Mousetrap tavern in downtown Eau Claire, Wis. on Wednesday night, July 31. The band is made up of Bon Iver’s Justin Vernon, Megafaun's Phil Cook and Laarks/Peter Wolf Crier’s Brian Moen. Video shot by Jake Lindgren.