Chemistry is the third studio album by British all-female pop 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 of the songs notably avoid the typical verse-chorus form of pop music, instead making use of unusual structures. Chemistry was widely acclaimed by a number of contemporary Read more on Last.fm.