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Sienna Miller

The boho chic actress dressed down her sweet silk Gypsy 05 dress with a slouchy pair of Vivienne Westwood pirate boots. The buttermilk-hued frock would look equally fetching with a pair of spare flat sandals.

GET SIENNA'S DRESS ONLINE NOW
Gypsy 05 silk tank dress, $135; at singer22.com.

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