Sarah Harding participating in weekly Saturday night live performances (alternating weekly between the girls and boys). Each week the contestant polling the fewest phone votes was eliminated, until the final line-ups of the groups emerged. Harding joined Nadine Coyle, Cheryl Tweedy, Nicola Roberts, and Kimberley Walsh to comprise the new girl group Girls Aloud, formed through the show by a public vote on 30 November 2002. The group's debut single "Sound of the Underground" peaked at number one on the UK Singles Chart, becoming the 2002 Christmas number one. Girls Aloud hold the record for the shortest time between formation and reaching
Girls Aloud was released in April 2009. It peaked at number-eleven on the UK Singles Chart, becoming the first single of Girls Aloud to miss the top ten. Girls Aloud embarked on the Out of Control Tour, which ran from April to June 2009. Their label, Fascination Records released a singles boxset collection to coincide with the tour. In February 2009, Girls Aloud signed a new record deal with Fascination that would see the group release another three studio albums. However in July 2009, Girls Aloud announced that they were taking a year-long hiatus to pursue solo projects, but would reunite for