Steven Tyler and Carrie Underwood shared a fiery performance during last night's ACM Awards, but what else happened on the stage of the MGM Grand Garden in Sin City? A whole lot. From performances by country queens Reba McEntire and Martina McBride to a collaboration between Zac Brown Band and James Taylor, the stage was exploding with heavy-hitters.[gallery nid="42774"] OK! VIDEO:WATCH STEVEN TYLER & CARRIE UNDERWOOD ALMOST KISS ON STAGE AT 2011 ACMS! James Taylor surprised the audience with a special ... Read More >>