Maggie Gyllenhaal hops on the trend train and rocks out a backless Stella McCartney satin jumpsuit with a plunging neckline at the UK film premiere of The Dark Knight at Odeon, Leicester Square on in London.If you haven't already heard, The Dark Knight shattered box office records this past weekend, raking in a stellar $158.3 million.
It best the previous best of $151.1 million set by Spider-Man 3 in May last year.
