Sienna Miller has always been fashion-forward, both with the way she styles herself and the clothes she wears. Hence, it came as no surprise to many that she went to the salon and went for the mussy bob. The fashion world went gaga over it when they saw her for the first time, and who can blame them? The style she went for was edgy, modern, and extremely flattering. But more than that, she looked extremely sexy in it as well. This girl literally can do no wrong.