10/14/2010 07:30 am ET | Updated May 25, 2011

Keira Knightley Dons Two Looks In One Night (PHOTOS, POLL)

Keira Knightley donned two looks on Wednesday evening while she promoted "Never Let Me Go" in London. At the premiere she wore a champagne-colored beaded dress by Chanel with cutouts on the sides and back. And for the after party, the actress changed into a lace white frock and black blazer.

Take a look and tell us what you think.