Cheryl Cole Leggy at Wolseley Restaurant in London

last night while Diana Vickers and X Factor show winner Alexandra Burke were treated to a night out by mentor Cheryl Cole.

Cheryl Ann Cole is a British singer and member of the band Girls Aloud. As part of Girls Aloud and as a featuring artist, Cole has had 20 UK Top Ten singles. In 2008, Cole became a judge on the British reality TV show The X Factor. She is married to the Chelsea and England football player Ashley Cole.