Kelly Clarkson looks stunning showing off her new blonde hairstyle rocking out 'Since U Been Gone'. This image appears in the gallery:Kelly Clarkson Live At The Summertime Ball 2012 - Pictures 4. Kelly Clarkson looks stunning showing off her new blonde hairstyle rocking out 'Since U Been Gone'. Picture: Tim Ireland 13 images See the full gallery: Kelly Clarkson Live At The Summertime Ball 2012 - Pictures