Fashion Looks 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 Updated on March 27, 2015 @ 11:39AM Pin Share Tweet Email Trending Videos Photo: FameFlynet Looks of the Week 01 of 22 Reese Witherspoon AKM-GSI Snapped out and about in Los Angeles, Reese Witherspoon was flawless in flirty cut-out ivory separates by Monica Rose for Lovers + Friends, styling them with a color-blocked carryall, a gold cuff, and leather tasseled Kate Spade Saturday heels. 02 of 22 Miranda Kerr JDH Imagez / Splash News Another style win for Miranda Kerr! The supermodel gave us another sophisticated look, styling her printed jacquard Sonia Rykiel midi-length pencil skirt with a black tank, her black Hermes tote, and pumps. 03 of 22 Emma Stone Marion Curtis/Startraksphoto Emma Stone charmed at the New York premiere of Magic In The Moonlight in a breezy violet owl-print Dolce & Gabbana number, complete with jewelry by Dana Rebecca Designs and Vita Fede, and nude Dolce & Gabbana strappy sandals. 04 of 22 Audrey Tautou Jamie McCarthy/WireImage Audrey Tautou made a sweet impression at the Magic In The Moonlight premiere in pretty white lace pleated Dolce & Gabbana dress with Prada accessories and a bold red lip. 05 of 22 Olivia Palermo Henry Lamb/Photowire/BEImages Olivia Palermo was all smiles at the Magic In The Moonlight premiere in a strapless belted blue frock, accessorizing it with a timepiece, a black-and-white polka dot Sass & Bide clutch, and buckled heels. 06 of 22 Kate Bosworth JUSTIN CAMPBELL/startraksphoto Kate Bosworth made a sweet statement at the launch of her new Style Thief app in a pretty pastel floral print Red Valentino dress with a bow accent at the waist. A braided 'do, Anita Ko earrings, and Bordeaux ankle-tie Bionda Castana pumps rounded out her summery ensemble. 07 of 22 Miranda Kerr AKM-GSI Miranda Kerr exemplified sophistication as she stepped out in a beige skinny strap Max Mara pencil dress, keeping her look minimalistic with shades, a white tote, and nude pumps. 08 of 22 Emma Stone AKM-GSI Emma Stone sizzled in a red-hot Giambattista Valli fit-and-flared dress with lips embroidered at the waist and neckline. She completed her look with statement shades, a leather blazer, and nude pumps. 09 of 22 Chrissy Teigen Splash News Chrissy Teigen did sexy right by pairing her printed Milly bralette with a floral Milly pencil skirt, complete with nude ankle-strap sandals and delicate jewelry by Jennifer Fisher, Eva Fehren, and Graziela Gems. 10 of 22 Jaime King Michael Simon/startraksphoto At an Urban Decay event, Jaime King gave her full ladylike skirt an edgy twist with a studded Barbara Bui leather jacket, graphic tee, and two-tone Robert Clergerie brogues. 11 of 22 Amy Adams Will Ragozzino/BFAnyc/Sipa USA Amy Adams was honored at an intimate dinner celebrating her new role as the face of the Max Mara accessories campaign-and she looked the part. She sizzled in a red-hot Max Mara sheath, complete with a red Max Mara clutch, Dana Rebecca Designs jewelry, printed Christian Louboutin pumps, and glam waves. 12 of 22 Miranda Kerr Will Ragozzino/BFAnyc/Sipa USA Miranda Kerr celebrated Amy Adams's appointment as the face of the Max Mara accessories campaign in a nude silk Sportmax cami that she tucked into a pair of silk polka dot Sportmax wide-leg pants, styling her separates with vintage Broken English hoops, a delicate Cartier necklace, and nude Alexander Wang sandals. 13 of 22 Ashley Madekwe Donato Sardella/WireImage To celebrate the Dior Fusion Sneaker collection, Ashley Madekwe hit the Dior and Maxfield cocktail party in a sheer lace Christian Dior number streaked with yellow-and-pink accents. A gold bangle and neutral accessories completed her look. 14 of 22 Olivia Wilde Dimitrios Kambouris/Getty Images Olivia Wilde made a sexy-cool appearance at the Jeff Koons for H&M event in head-to-toe H&M, giving her menswear-inspired ensemble a racy spin with a sheer lace top and strappy heels. Last but not least, she shouldered a limited edition Jeff Koons x H&M cross-body bag. 15 of 22 Liv Tyler Henry Lamb/Photowire/BEImages Liv Tyler shimmered on the Late Show with David Letterman in a black-marine-silk silk jacquard Proenza Schouler sleeveless dress, with small drop earrings and chunky black sandals. 16 of 22 Kate Hudson Celebrity Monitor/Splash News Kate Hudson went all out glam for the Wish I Was Here premiere-she chose a sexy black sequin bustier cut-out Michael Kors column, completing her look with a pearlized zebra-print Edie Parker clutch, delicate Chrome Hearts jewelry, and a vampy lip. 17 of 22 Diane Kruger LUIS GUERRA/RAMEY Diane Kruger showed off her sweet side, arriving at the Today show in a white Honor dress sprinkled with pastel florals. Her shoe of choice? White asymmetric sandals. 18 of 22 Jessica Chastain AKM-GSI Jessica Chastain wowed at the gala premiere of The Disappearance of Eleanor Rigby at the Ischia Global Film + Music Festival in a stunning high-shine printed Mary Katrantzou gown with a metallic gold belt cinched at the waist. 19 of 22 Allison Williams Henry Lamb/Photowire/BEImages Allison Williams struck a pose at the Wish I Was Here premiere in a navy leno print cut-out Altuzarra dress with Eva Fehren jewelry and black pumps. 20 of 22 Lily Collins Rex/REX USA Lily Collins gave her stone gray python moto jacket a ladylike jacket when she paired it with a white ruffled crop top and seafoam-green Houghton maxi skirt, complete with a white clutch and gray Casadei pumps. 21 of 22 Heidi Klum Headlinephoto / Splash News Heidi Klum color-blocked like a pro as she stepped out in an oxblood red tee and a plum body-hugging skirt, complete with a black carryall and matching maroon pumps. 22 of 22 Freida Pinto FameFlynet Freida Pinto stunned at the Ischia Global Film & Music Festival in a long white Marios Schwab dress featuring a sheer yoke and a sheer floral embroidered underlayer. A statement necklace and chunky sandals were the finishing touches.