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Celebrities On The Front Row at London Fashion Week Spring/Summer 2012

LONDON, ENGLAND - SEPTEMBER 19: Pippa Middleton is seen at the front row during the Temperley runway show at London Fashion Week Spring/Summer 2012 at the British Museum on September 19, 2011 in London, England. (Photo by Tim Whitby/Getty Images)

Pippa Middleton

Pippa Middleton, sister of Catherine, Duchess of Cambridge, will write a column for the upmarket chain's monthly magazine, Waitrose Kitchen, called "Pippa's Friday Night Feasts." (Reuters)