Cheryl (singer) first contestant to qualify for the girl group, and was joined by Nadine Coyle, Sarah Harding, Nicola Roberts and Kimberley Walsh to form Girls Aloud, following the final public vote. The group's debut single "Sound of the Underground" peaked at number one on the UK Singles Chart, becoming the 2002 Christmas number one over boy band One True Voice's "Sacred Trust / After You're Gone". Girls Aloud hold the record for the shortest time between being formed as a band and achieving a number one single. Girls Aloud released their debut album "Sound of the Underground" in May 2003, which
Chemistry (Girls Aloud album) weeks later. However, the album was certified platinum in Ireland. All tracks were produced by Xenomania. Credits adapted from the liner notes of "Chemistry". Chemistry (Girls Aloud album) Chemistry is the third studio album by British girl group Girls Aloud. It was released in the United Kingdom on 5 December 2005 by Polydor Records. After the success of "What Will the Neighbours Say?", the album was again entirely produced by Brian Higgins and his production team Xenomania. "Chemistry" is a loose concept album which details celebrity lifestyle and "what it's like to be a twentysomething girl in London." A number