By | July 23 2012 1:09 PM

The unendingly controversial Madonna is making headlines yet again in what is starting to feel like cultivated bad behavior. The Queen of Pop is under fire for going ahead with a heavily armed performance at a concert in the wake of the Dark Knight shooting. During a performance in Edinburgh, Scotland on Sunday, the singer took to the stage with pistols and an AK47 in hand -- less than 48 hours after the Aurora, Colo., shooting.