An 8-year-old girl stole the show at her school's holiday concert. During the performance, Lucy brought down the house as she sang and danced her way through several Christmas tunes. "She hadn't shown me anything she was learning in music class," her mother said. "I loved it, but wasn't surprised at all. That's Lucy. She's always loved the stage." InsideEdition.com's Leigh Scheps (http://twitter.com/LeighTVReporter) has more.