

Pippa Middelton, maid of honor to sister Kate Middleton, arrives at the wedding of Britain's Prince William and Kate Middleton in London on April 29. Ms. Middleton's dress, by Sarah Burton of Alexander McQueen, has attracted more attention and copycats than her sister Kate's wedding dress by the same designer. Kai Pfaffenbach/Reuters
Pippa Middleton carries her sister Kate's train as they arrive at Westminster Abbey at the Royal Wedding in London on April 29. The image has overtones of sibling rivalry; some have accused Pippa of upstaging Kate by wearing white. Alastair Grant/AP
Carole Middleton (l.) and her daughter Pippa leave the Goring Hotel in London on April 30. Stefan Wermuth/Reuters
Pippa Middleton leaves The Goring Hotel in London on April 30. Looking happy to be the center of the photographers' attention here, she unfortunately is getting a taste of the double-edged sword that is the paparazzi spotlight, with revealing photos already making the rounds on the Internet. Stefan Wermuth/Reuters
Pippa Middleton, sporting her trademark tanned glow, is dressed in the height of formality outside the Goring Hotel in London on March 30. Tony Clark/Splash News/Newscom/File
Pippa Middleton arrives at the wedding of the Duke and Duchess of Northumberland's eldest daughter Lady Katie Percy to city financier Patrick Valentine at St. Michael's Church in Alnwick, England, on Feb. 26. Scott Heppell/AP/File
Pippa Middleton wears a jaunty flowered hat at the wedding of Katie Percy and Patrick Valentine at Alnwick Castle in Alnwick, England on Feb. 26. Toby Melville/Reuters/File
Pippa Middleton, her sister Kate, and their mother Carole arrive at The Goring Hotel in London on April 28. KCSPresse/Splash News/Newscom/File
Pippa Middleton attends the Issa Autumn Winter Fashion Show, part of London Fashion Week at the Natural History Museum in London in 2008. Doug Peters/Abacausa/Newscom/File
Pippa Middleton stands out in dramatic jewel tones at a fashion show by the designer Issa in London in 2008. Fiona Hansen/Abacausa/Newscom/File
Pippa Middleton arrives at the Berkeley Square End of Summer Ball in London in 2008. Antony Jones/Abacausa/Newscom/File
Pippa Middleton arrives at Holly Branson's engagement party at the Kensington roof gardens in London on April 21. Splash News/Newscom
Dressed in retro glamor, Pippa Middleton arrives at the Renaissance Rooms in south London for the Day-Glo Midnight Roller Disco charity event in 2008. Antony Jones/Abacausa.com/Newscom/File
Girls just wanna have fun: Pippa Middleton (r.) and her sister Kate are photographed in 2006. Abacausa.com/Newscom/File