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Emma Watson over the years: 21 cutest looks (Photos)

Emma Watson, wearing a one-of-a-kind, flowing, white Ralph Lauren collection halter gown, appears at the 'Noah' London premiere on March 31, 2014. She plays Ila, wife of Noah's son Shem, in the film. <span class=meta>(Dave J Hogan / Getty Images for Paramount Pictures International)</span>
April 1, 2014 1:56:53 PM PDT