POPSUGAR Celebrity Sienna Miller Slide Picture of Sienna Miller Leaving Heathrow Airport in London Miller Time by katie henry 10/14/10 1 Shares Like us on Facebook Sienna Miller wore a festive coat and hat departing Heathrow Airport in London Thursday. Source: INFphoto.com Read More HotSienna Miller Sienna Miller The Prettiest Dresses We've Ever Seen Walked the Red Carpet at Cannes 28 All-White Looks to Master Just in Time For Memorial Day We Spy: Is 2015 Taylor Swift's Best Year Ever? Sienna Miller Breaks From Cannes Duties For Bikini Time Get the scoop with our daily newsletter TV Movies A-Listers Young Hollywood Sign up with By signing up, I agree to the Terms and to receive emails from POPSUGAR. citygrl12 4 years too much fur! citygrl12 4 years too much fur!