It's back in black for Oklahoma stars at the Academy of Country Music Awards - Article Photos 7/9

Miranda Lambert performs "Mama's Broken Heart" at the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena in Las Vegas on Sunday, April 7, 2013. (Photo by Chris Pizzello/Invision/AP) ORG XMIT: NVPM266 Chris Pizzello - Chris Pizzello/Invision/AP