Let's make this birthday one to remember.

47 years old (Born on July 18, 1977)

British, Actress; She is famous from Caroline Bingley in Pride & Prejudice and Mary Morstan in Sherlock Holmes (2009).

She has twice worked with Rupert Penry Jones both times playing lovers. Once in Sad Cypress and then in Joe's Palace. She was nominated for a 2004 Laurence Olivier Theatre Award for Best Actress of 2003 for her performance in "After Miss Julie" at the Donmar Warehouse. She became the youngest actress ever to be nominated for that category (aged 26).