Pippa Middleton shot to fame last year when she was bridesmaid at her sister Kate's wedding to Prince William in London. Getty Images
Middleton appears with best man Prince Harry on the balcony at Buckingham Palace after the royal wedding on April 29, 2011. Getty Images
Since the wedding Pippa Middleton has become a regular fixture at fashion shows. Here she wears a "classic fan dress" from the Temperley label's autumn/winter collection.
Pippa Middleton attends the wedding of Lady Katie Percy, a friend of Prince William and the Duchess of Cambridge, on February 26, 2011. Getty Images
Pippa Middleton pictured with her sister Kate, left, and father Michael, in Jerash, Jordan. The Middleton family lived in Amman, Jordan for two and a half years. The Middleton Family, 2011
Pippa and the rest of the Middleton family leave the Goring Hotel in London the day after the royal wedding. AFP/Getty Images
Pippa Middleton and a friend watch a match at the French Open tennis championship at the Roland Garros stadium, on May 30, 2011. AFP/Getty Images
Pippa Middleton watches a match at the AEGON Championships at Queen's Club, London on June 9, 2011. Getty Images