Nadine Coyle weekly Saturday night live performances (alternating weekly between the girls and boys). Following her performance of "Fields of Gold", Walsh told her she gave the "performance of the night. Stole the show for me," while fellow judge Halliwell said, "I'd love to buy a single of yours already". Coyle joined Cheryl Tweedy, Sarah Harding, 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
Girls Aloud at number four on the UK Singles Chart. In March 2007, Girls Aloud collaborated with fellow British girl group Sugababes for the cover of the song "Walk This Way" by Aerosmith. Billed as "Sugababes vs. Girls Aloud", the song served as the official single for "Comic Relief" which became the group's third number one. In May 2007, Girls Aloud embarked on their third tour, . Girls Aloud released their fourth studio album, "Tangled Up", in November 2007. The first single from the album, "Sexy! No No No..." peaked at number-five on the UK Singles Chart. The second single, "Call the