Girls Alouds have released a sneak peak clip of their upcoming reunion single 'Untouchable'.

The girlband released the teaser clip today of the new video for their reunion track, with the full version scheduled to be released at the end of the week.

In the promo clip, the five-piece girl band can be seen walking away for the camera in identicle orange dresses readying to turn around before the footage comes to an end.

It's believed that the pop band will release a Greatest Hit collection album before embarking on a UK tour.

However, former band member Cheryl Cole has hinted the tour and album will mark their tenth anniversary celebrations  to which after they will disband for good.

Check out the clip below

Girls Aloud Reunite For Twitter Picture