WHO: Sienna Miller
WHAT: A Grecian-style gown by Oscar de la Renta with a metallic clutch and sandals
WHERE: The premiere of her new Showtime series, The Loudest Voice, at The Paris Theatre in New York
WHO: Adwoa Aboah
WHAT: A silk column gown by Chanel with silver sandals
WHERE: The Serpentine Gallery’s annual summer party, London
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