Pippa Middleton, Sarah Ferguson and Sienna Miller Party At All Saints (PHOTOS)

10/13/2011 06:26 pm ET | Updated Dec 13, 2011

This evening, British brand All Saints hosted an autumn dinner in London to provide aid for Too Many Woman, a charity that supports breast cancer research.

Pippa Middleton attended the event in a long, floral-printed dress with her hair back. Other notable attendees include Sarah Ferguson (in a black dress with a very high slit, Sienna Miller and her sister Savannah (who is super pregnant!) and Ronnie Wood with his son Tyrone.

Take a look in our slideshow below for more photos of the party: