Here's Cheryl Fernandez-Versini making a surprise appearance from under the stage back in 2012 This image appears in the gallery:Iconic Summertime Ball Moments Which Trended Worldwide! 2. Here's Cheryl Fernandez-Versini making a surprise appearance from under the stage back in 2012 Picture: Andy Squire 21 images See the full gallery: Iconic Summertime Ball Moments Which Trended Worldwide!