Video: Britney Spears - Underground ***NEW** XclusivE **

Well we posted Christina, now its time for a little Britney .. Here she is rehearsing for the VMAs. You can here her new song 'Underground' which is co written by Lady Gaga. playing in the background, its sounds pretty hot we can't wait for an HQ... can she beat the greatness of Blackout, that's the question!