What Will the Neighbours Say? is the second album by British all-female pop group Girls Aloud. It was released in the United Kingdom on 29 November 2004 by Polydor Records. Brian Higgins and his production team Xenomania were enlisted to produce the entire album, allowing for more inventive ideas. What Will the Neighbours Say? explores various subgenres of pop music.

The Sound of Girls Aloud: The Greatest Hits is the first greatest hits album of English-Irish girl group Girls Aloud. It was first released in the United Kingdom through a limited edition on 23 October 2006, while the standard version was released on 30 October 2006. The Sound of Girls Aloud features twelve of the group's singles, two of which reached number one in the UK. The album features three new tracks, with "Something Kinda Ooooh" and "I Think We're Alone Now" being released as singles and peaking inside the top five on the UK Singles Chart.

Tangled Up - четвёртый студийный альбом британской поп-группы Girls Aloud, основанной в 2002 году в ходе английского реалити-шоу Popstars. Диск выпущен в 2007 году, на лейбле Fascination. Спродюсирован Брайаном Хиггинсом.

Sound of the Underground is the debut studio album by English-Irish girl group Girls Aloud, formed through the ITV television series Popstars: The Rivals. It was released in Ireland on 23 May 2003, in the United Kingdom and Europe on 26 May 2003, and reissued on 17 November 2003 through Polydor. Girls Aloud worked with a variety of musicians and producers on Sound of the Underground, which was largely inspired by 1980s music. Comparisons were made with artists such as Bananarama, The Bangles, Blondie and Spice Girls.

Out of Control is the fifth and final studio album by British girl group Girls Aloud, released in the United Kingdom on 3 November 2008 by Fascination Records. Like their previous albums, it was crafted by the production team of Brian Higgins and Xenomania. Out of Control builds on the sound of Girls Aloud's previous albums and represents a move into the mainstream for the group.