Sound of the Underground (album) written with the aim of launching their own girl group. The song was originally recorded in 2001 by London girl group Orchid, who disbanded before gaining a firm record deal. It was chosen by Girls Aloud's manager Louis Walsh as their debut single. "Sound of the Underground" was 2002's Christmas number one single and spent a further three weeks at number one. "Sound of the Underground" and another Xenomania production, Sugababes' "Round Round", have been called "two huge groundbreaking hits", credited with reshaping British pop music for the 2000s. Following the single's success, Girls Aloud proceeded to begin recording their
Out of Control (Girls Aloud album) to up our game with this album and step outside the comfort zone." Girls Aloud co-wrote four songs on the album: "Love Is the Key", "Miss You Bow Wow", "Revolution in the Head" and "Live in the Country". In particularly, the bridge of "Love Is the Key" was written by Kimberley Walsh. The album's lead single, "The Promise", is a 1960s Spector-influenced number. Despite the popularity of 1960's pastiches, it was said that Girls Aloud's "go-for-broke, very modern re-imagining of Spector's wall of sound proves to be more authentic and entertaining than most other recent attempts". "The Loving Kind" is