March 25, 2009 9:28 pm “Dancing” Stars Rock Out In LA “Dancing With the Stars” pros Mark Ballas, Derek Hough and Julianne Hough perform as The Ballas Hough Band at the Grove in LA. Afterwards, Mark and Derek took pictures and signed CDs for fans at Barnes and Noble. US & World Videos 1:36 Arizona Senate repeals 1864 abortion ban 2:15 Heavily-camouflaged minors charged after ‘assassins' game at Old Lyme school 2:40 7th grader brought gun to school in Hartford: police 1:40 Democrats say Big Oil misled public for decades about climate change 1:36 A student brought a gun to middle school in Hartford: police