Keira Knightley Dresses Up For 'The Duchess'

With roles in "Pride & Prejudice," "King Arthur" and, of course, "Pirates of the Caribbean," Keira Knightley is no certainly stranger to dolling herself up in the fashion of the day. Case in point, her role as a love-struck royal in "The Duchess." We already rolled out an exclusive clip from the film, now we talk to the star herself about her fancy duds. Check it out below, and then click here for more of our chat.