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WHAT SHE WORE Pippa Middleton celebrated her entertaining book in a drop-waist Stella McCartney design, tortoiseshell chandeliers and suede pumps.

WHY WE LOVE IT Once again, the It Brit made a front-to-back style statement in a curve-hugging dress.

CELEBRITY: Pippa Middleton

TREND: Brown

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Pippa Middleton

Pippa Middleton feted Celebrate in a drop-waist dress

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