Fashion Top 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 April 5, 2013 @ 01:16PM Pin Share Tweet Email Trending Videos Photo: David X Prutting/BFAnyc/Sipa USA Top Looks of the Week 01 of 22 Emmy Rossum Walter McBride/INFphoto.com WHAT SHE WORE Rossum took in the opening night of Lucky Guy in Temperley London's printed cocktail dress and silver Rupert Sanderson pumps. 02 of 22 Olivia Palermo Jason Webber/Splash News WHAT SHE WORE Olivia Palermo strolled N.Y.C. in a chic ensemble that included a chunky sweater, leather leggings, convertible Givenchy tote and embroidered ankle-strap L.K.Bennett by Caroline Issa heels. WHY WE LOVE IT She sure can accessorize! Pom-pom-topped neon stilettos were a perfectly whimsical addition to the stylish star's dark separates. 03 of 22 Lily Collins Araya Diaz/WireImage WHAT SHE WORE Collins greeted fans at WonderCon in an edgy black leather ensemble that included a Michael Kors motorcycle jacket and Casadei heels. 04 of 22 Olga Kurylenko Richard Young/Rex/startraksphoto.com WHAT SHE WORE Kurylenko made an entrance at the London Oblivion premiere in a lace-detailed Marchesa gown and metallic Stark minaudiere. 05 of 22 Catherine Middleton Chris Jackson-Pool/Getty Images WHAT SHE WORE Middleton showed her maternity style in a red coat and black accessories including knee-high suede boots. 06 of 22 Gwyneth Paltrow Gregg DeGuire/WireImage WHAT SHE WORE The author signed copies of It's All Good in a black and white Isabel Marant dress and peep-toe Michael Kors booties. WHY WE LOVE IT Nobody does chic minimalism like Gwyneth Paltrow! She kept it understated and cool in a relaxed ensemble. 07 of 22 Rosie Huntington-Whiteley Bruja,PacificCoastNews.com WHAT SHE WORE Huntington-Whiteley got around Beverly Hills in a striped top, suede skirt and brown ankle boots. 08 of 22 Olga Kurylenko WENN.com WHAT SHE WORE At the Dublin Oblivion premiere, Kurylenko smoldered in an emerald Roland Mouret column and studded clutch. 09 of 22 Emmy Rossum Michael Simon/startraksphoto.com WHAT SHE WORE Rossum visited Z100 in a floral halter dress, oversized envelope clutch and fuchsia Jimmy Choo pumps. 10 of 22 Rosario Dawson Johns PKI / Splash News WHAT SHE WORE Rosario Dawson screened Trance with The Cinema Society and Montblanc in Bottega Veneta's crepe cocktail dress, leather belt, woven clutch and pointy-toe pumps. WHY WE LOVE IT Monochromatic pink got a cool twist from the actress's modern silhouette. 11 of 22 Jada Pinkett Smith Dara Kushner/INFphoto.com WHAT SHE WORE Pinkett Smith got around New York in Peter Pilotto's mixed print ensemble and bright blue pumps. 12 of 22 Brit Marling Kristina Bumphrey/Startraksphoto.com WHAT SHE WORE Marling styled her colorblock Viktor & Rolf design with strappy Rupert Sanderson sandals at the New York premiere of The Company You Keep. 13 of 22 Emmy Rossum Santi/Splash News WHAT SHE WORE Rossum hit the street in a Carven printed blazer and orange skirt that she styled with complementary extras, including a mini Henri Bendel bag. 14 of 22 Gwyneth Paltrow WHAT SHE WORE Paltrow celebrated the opening of Tracy Anderson's flagship studio in a vibrant Victoria Beckham mini and neon Michael Kors sandals. 15 of 22 Olga Kurylenko Anton Belitskiy/Epsilon/Getty Images WHAT SHE WORE The Oblivion actress hit a Moscow press event in an embroidered Stella McCartney shift and pointy-toe pumps. 16 of 22 Zosia Mamet Larry Busacca/Getty Images WHAT SHE WORE Mamet caught our eye in a monochromatic Honor ensemble at the New York premiere of The Company You Keep. 17 of 22 Emmy Rossum Merino/INFphoto.com WHAT SHE WORE In West Hollywood, the actress hit the street in a mixed print Topshop mini, colorblock Christian Louboutin tote and patent leather ballet flats. WHY WE LOVE IT Emmy Rossum's got style at every budget! The star showed her range in an under $100 dress and lust-worthy handbag. 18 of 22 Catherine Middleton Stephen Lock / i-Images / Polaris WHAT SHE WORE Midddleton made an appearance in Glasgow in a plaid ensemble and knee-high boots. 19 of 22 Angelina Jolie Janet Mayer/Splash News WHAT SHE WORE Angelina Jolie swept into the Women in the World Summit in a brown and black Saint Laurent ensemble. WHY WE LOVE IT Proving you don't have to show skin to look great, the actress was stunning as ever in her billowy design. 20 of 22 Eva Mendes TK / Splash News WHAT SHE WORE Mendes exited her New York hotel in a ladylike dress and white heels. 21 of 22 Olga Kurylenko Splash News and Pictures WHAT SHE WORE At the Moscow premiere of Oblivion, Kurylenko looked lovely in a lilac Elie Saab Haute Couture floral embroidered dress and patent leather stilettos. 22 of 22 Emmy Rossum David X Prutting/BFAnyc/Sipa USA WHAT SHE WORE Rossum celebrated Jeffrey Fashion Cares in a fringed Naeem Khan sheath and metallic Rupert Sanderson sandals to match.