The pop star shared a video of herself grooving to “Scream” by Michael Jackson and Janet Jackson ... as she later posted side-by-side photos of her rehearsal and onstage looks for her 2001 ...

Britney Spears posted a video of her dancing to Michael and Janet Jackson's 1995 duet "Scream" amid her work hiatus Britney Spears might currently be taking a break from the stage, but that doesn ...