Litte Nikki poses on the red carpet before entertaining the crowd at London's O2 This image appears in the gallery:Jingle Bell Ball 2013 Red Carpet: The Stars Arrive For The UK's Biggest Christmas Party! 11. Litte Nikki poses on the red carpet before entertaining the crowd at London's O2 33 images See the full gallery: Jingle Bell Ball 2013 Red Carpet: The Stars Arrive For The UK's Biggest Christmas Party!