News It's Time to Pick Your Favorite Outfit of the Week! By InStyle Editors InStyle Editors Facebook Instagram Twitter Our editors and writers comprise decades of expertise across the beauty, fashion, lifestyle and wellness spaces in print and digital. We prioritize journalistic integrity, factual accuracy, and also having fun with every story we share. InStyle's editorial guidelines Published on May 31, 2013 @ 05:30PM Pin Share Tweet Email Photo: BroadImage; FameFlynet; News Pictures; BEImages; WireImage We’ve picked our Fashion A-List of the week! It was a week of white, and these five scene-stealing looks topped our list of favorites and secured top spots in our Look of the Day section: Cameron Diaz (in Roland Mouret), Rosie Huntington-Whiteley (in Chloe), Rose Byrne (in Emilio Pucci), Jessica Chastain (in Trussardi), and Nicole Kidman (in Giorgio Armani). Now that we’ve told you our faves, tell us yours by making your own Top 5 with InStyle.com’s new A-list tool. Visit instyle.com/instyle/a-list and pick your top five looks, then share your picks with your fashion-savvy friends on Facebook and Twitter. Head to the A-list maker right now to get started. MORE:• Jessica Chastain Wears Elizabeth Taylor's Necklace• Was Nicole Kidman the Queen of Cannes?• Cameron Diaz's Best Looks of All Time!