Talk about a comeback. Despite going through major drama for her past (?) relationship with Balthazar Getty, Sienna Miller has stylishly risen from the ashes through a bevy of amazing, inspiring outfits during her PR circuit for GI Joe: The Rise of Cobra. It takes a real fashion connoisseur to know how to cleverly mix different palettes, and Sienna does it effortlessly. This quilted trouser and silk tank combo speak volumes about her funky taste for modernity, while this exquisite gold Yves Saint Laurent gown appeals to sophisticated stylistas. Believe me, you don't want to miss this amazing slideshow of Sienna's sizzling GI Joe looks.