LOS ANGELES (Reuters) – Married country singer Jason Aldean has apologized to fans after photos on a celebrity website showed him getting up close and personal with a former "American Idol" hopeful in a bar in Los Angeles. Photos posted to TMZ.com showed Aldean, 35, hugging and putting his hands on Brittany Kerr, who was seen on television earlier this year trying out for the 2012 season of "American Idol." "The truth is that I screwed up," Aldean said in a statement on his Facebook page on Sunday. "I had too much to drink, let the party get out of hand and acted inappropriately at a bar. …