Kelly Clarkson fans who have patiently awaited new material from the former "American Idol" contestant since the start of 2010. Their wait is finally over. Clarkson performed a new song, "You Still Won't Know What It's Like," at a benefit concert in Nasville last week. Video footage of that performance has surfaced online, and can be viewed below. It is unknown whether the song will make it on to Clarkson's upcoming album, expected in the first half of 2011.