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
Wake Me Up (Girls Aloud song) distance. Girls Aloud performed "Wake Me Up" on "Top of the Pops" on 28 January 2005. Harley Davidson lent motorbikes for the members to use for the performance. The band performed the track on the programme again on 4 March 2005. It was also performed on "Today with Des and Mel", and at V Festival 2008. Girls Aloud have included "Wake Me Up" in all of their tours. For their debut tour, 2005's What Will the Neighbours Say? Live, the group performed the song in schoolgirl uniforms. For 2006's Chemistry Tour, it was performed as part of a medley alongside