A National Center for Education Statistics Study found that 52% of nonmarital births in the United States are to couples who live together but aren't married. This growing fad seems especially prominent in Hollywood where it's trendy to have babies out of wedlock. Although Hollywood isn't the land of tradition, one has to wonder why these couples who live together and have children together choose not to get married.

Australian actress Isla Fisher showed up at the British Premiere of Bruno in London today in an eye-catching beige mini dress. How did Sacha Baron Cohen get such a catch? See more photos after the jump...