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What's Her Best Side?Get your full dose of glam by checking out Lily Collins, Rooney Mara and more stylish stars from every angle – then vote for their most flattering poses!
Credit: Stewart Cook/REX
Updated: Tuesday Oct 21, 2014 | 03:00 PM EDT
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The Modern Family star (and the night's co-host) gets her shine on in a dazzling backless slipdress, strappy black sandals and one seriously smoky eye.
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