Party On! Festive Star Styles to Steal

All eyes will be on you if you show up to the holiday get-together wearing a leather-accented LBD like Jessica Alba's, a bright white dress like Ashley Tisdale's or any of these other fête-ready outfits

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EMMA ROBERTS

If the invitation doesn't call for cocktail attire, just dress up what you already have in your closet by styling it with festive accessories. Emma takes her boho maxi and basic black top from day to night thanks to a gold Ben-Amun necklace and clutch.