The Greatest Hits Tour (Girls Aloud) a fabulous Sound of the Underground." The Greatest Hits Tour (Girls Aloud) The Greatest Hits Tour was the third concert tour by Irish and British girl group Girls Aloud, in support of their first greatest hits album "". Girls Aloud returned to Northern Ireland and the Republic of Ireland, having not performed there on 2006's . The band performed sixteen dates in various arenas across the United Kingdom and Ireland, making it their second arena tour. The Sound of Girls Aloud: The Greatest Hits Tour kicked off in Cheryl Cole's hometown of Newcastle on 14 May 2007 and concluding in
Girls Aloud was increased to £30 million the following year, following Cheryl Cole's appearance on "The X Factor". All five members were included in a 2010 list of Britain's richest stars under 30. Reviews of Girls Aloud's debut album noted the high quality of the album compared to output from other reality show contestants. In 2004, David Hooper of BBC Music exclaimed that "Girls Aloud are currently British pop royalty [...] in the ultra-fickle world of TV-generated pop, Girls Aloud have real staying power." Andrew Lynch of entertainment.ie said, "Girls Aloud really shouldn't have made it as far as a second album.