The Tangled Up Tour was the fourth concert tour by British all-female pop group Girls Aloud. It supported their fourth studio album Tangled Up. Tour dates were announced in November 2007. Girls Aloud performed twenty-four shows at arenas across the United Kingdom and Ireland, making this tour their third to reach arenas. The tour commenced in Belfast on 3 May 2008 and concluded in Birmingham on 4 June. Girls Aloud also performed eleven open-air concerts over the summer.