A new Girls Aloud track, On The Metro, has appeared online and it's now been revealed that Nicola Roberts wrote the track.
On The Metro is one of the four new songs to feature on the girls reunion album, Ten, and it's a classic Girls Aloud pop anthem.
Strictly Come Dancing star Kimberley Roberts tweeted fans to reveal that her band mate Nicole Roberts was responsible for the song and Nicole tweeted back with a line from the track.
Have a listen below and let us know what you think...
CHERYL COLE REGRETS FILMING DOCUMENTARY
GIRLS ALOUD NAILS HOLLYWOOD WAVES
SIMON COWELL DESPERATE TO SIGN ELLA HENDERSON