Mystery Britney Spears Song Appears Online

A mystery Britney Spears ballad has surfaced online ahead of 'Femme Fatale' UK tour.

The track 'Everyday' (listen below) was posted earlier today but it is not known when it was recorded.

Lyrics to the ballad include: "God knows I have seen it's a twisting, winding road. And every day the sun comes up again. A little hope begins. And it starts with you because you get me through it".   

Britney is set to the hit the UK for her seven date 'Femme Fatale' arena tour on 27th October.    

The dates will take in three London shows including two nights at the O2 Arena.