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
Chemistry (Girls Aloud album) "Long Hot Summer", released in August 2005 as a "buzz" track to regenerate interest in the girls. The song was earmarked for release on the soundtrack of the 2005 film "". The plans fell through, but the music video had taken inspiration from the movie's car theme and Girls Aloud portrayed mechanics. The song wasn't as well received by critics, and it became their first single to miss the top five. The follow-up "Biology" was critically acclaimed and saw Girls Aloud return to the top five. Peter Cashmore, writing for "The Guardian", described "Biology" as "the best pop single of