Popsugar Fashion Sienna Miller Sienna Miller Gucci Jacket April 2016 Sienna Miller Steps Out in the Statement Jacket of the Season April 24, 2016 by Sarah Wasilak View On One Page Photo 3 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 Previous Next Start Slideshow Sienna MillerSpring FashionGucciSpringShoppingCelebrity Street StyleSupergaGet The LookJackets