Sound of the Underground (song) Spinner.com named "Sound of the Underground" the eighth best British song of the 2000s. "Sound of the Underground" debuted at number one on the UK Singles Chart on 22 December 2002. Girls Aloud sold just over 213,000 copies, while One True Voice's "Sacred Trust" sold only 147,000. Girls Aloud stayed at number one for a second and third week, the final chart of 2002 and the first chart of 2003. The single spent another week at number one, bringing "Sound of the Underground" to a total of four consecutive weeks at number one in the UK. It spent two weeks
Chemistry (Girls Aloud album) on 2 December 2005 and in the United Kingdom on the following Monday. In addition to the standard edition of the album, a limited edition with a bonus disc was also released. The bonus disc contains Christmas music, including covers and original songs produced by Xenomania under the moniker Festiv Gifts. The songwriters also took on Christmas-related pseudonyms. In Australia and New Zealand, the album was released on 20 February 2006; however, it failed to generate much interest. Additionally, "Chemistry" and other Girls Aloud releases appeared on the US iTunes Store on 26 June 2007. The album's first single was