Pippa Middleton, the sister of Kate, Duchess of Cambridge, appropriately marked the release of her new book, "Celebrate," with a party Thursday night in London. She didn't talk to the media but posed ... more 
Pippa Middleton, the sister of Kate, Duchess of Cambridge, appropriately marked the release of her new book, "Celebrate," with a party Thursday night in London. She didn't talk to the media but posed for thousands of photos. (Oct. 25) less 
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Thu, Oct 25, 2012 5:06 PM EDT