It's the picture we didn't expect to see so soon. Pippa Middleton, sister of the newly-wed Kate, in her underwear.
It's only a week after William and Kate got hitched and her 27-year-old sister is plagued by embarrassing photographs published by websites in the US.
The photograph (below) shows Pippa stripped down to a purple push-up bra and loose white skirt with a shirtless unknown male pal doing a "bump and grind" dance from behind.
Is there more to come?
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