Rooney Mara had a half-sheer Givenchy number on for this evening's Met Gala. What do you think of Rooney's ensemble? Make sure to weigh in on our Met Gala fashion polls! Givenchy was also a favorite of Rooney's as she made the award season rounds on behalf of her movie The Girl With the Dragon Tattoo earlier this year. Tonight, Givenchy designer Riccardo Tisci was by her side showing his support in return.
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