Celebrity Central / Top 25 Celebs
Credit: Jon Kopaloff/FilmMagic
Published: Saturday November 10, 2012 06:00 AM EST
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The slimmed-down star shows off her svelte figure in a simple black Skaist Taylor sweater dress (is it reminding anyone else of Britney's outfit?), BaubleBar earrings and black pumps for the X Factor bash.
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