Tough but polished modern rock outfit The Killing Floor pulls more than just its members from both sides of the Atlantic. Too aggressive and muscular to be considered Britpop, the quartet's anthems come dosed with the growl of snarling electrics—think Ash meets the Foo Fighters. Glammy garage ensemble Octopus Jones opens, finding unexpected intersections between funk and dance-punk, surf and new wave. —Spencer Griffith