The "American Idol" Season 1 winner then joked, "I don't think I can change Clarkson at this point. I'm 20 years in!" Clarkson, 39, filed for the stunning name change in February because she felt the new name "more fully reflects who I am," as she explained in court documents at the time. A court hearing regarding her petition is scheduled for March 28.The "Kelly Clarkson Show" host filed to change her name to Kelly Brianne after her divorce from Brandon Blackstock.