For the forth installment of the Lady Dior saga, Marion Cotillard takes on London in Lady Grey and you can now discover the teaser on Luxuo (below).

John Cameron Mitchell brings Lady Dior, the character played by Marion, to life as she steals the hearts of two men in this epic finale to her four city adventure.

Unveil the mystery and celebrate the iconic Lady Dior on December 8, 2010 at www.LadyDior.com