Girls Aloud have unveiled the video for their comeback single 'Something New' online, check it out below.

Leaked online earlier this week, the track is this year’s official Children In Need single and will also be one of four new songs to feature on the group's greatest hits album 'Ten', scheduled for release on November 26. An 'online ballot' was also launched on October 19 for fans to vote for songs they want to see on the two-disc release.

Girls Aloud’s ‘UK Arena Tour’ will take place in 2013 where they will perform 12 shows between February and March including two nights at London's 02 Arena.

Here are the dates of their UK Arena Tour:
Newcastle Metro Radio Arena (February 21, 22)
Sheffield Motorpoint Arena (25)
Birmingham LG Arena (26)
London O2 Arena (March 1, 2)
Manchester Manchester Arena (5, 6)
Glasgow SECC (9, 10)
Nottingham Capital FM Arena (19)
Liverpool Echo Arena (20)