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 @ 01:54PM Pin Share Tweet Email Trending Videos Photo: Mark Davis/Getty Looks of the Week 01 of 22 Jennifer Lopez Jim Smeal/BEImages WHAT SHE WORE At the Hollywood Walk of Fame, Jennifer Lopez was honored with a star, but what really stole the spotlight was her Christian Dior ensemble that featured a white top and a dramatic coral hoop skirt. 02 of 22 Elsa Pataky Jack Abuin/ZUMAPRESS.com WHAT SHE WORE Pataky was a knockout in an embellished sleeveless body-hugging Zuhair Murad Couture gown. She took the casual route with accessories, stacking an armful of friendship bracelets. 03 of 22 Rashida Jones Stefanie Keenan/WireImage WHAT SHE WORE Jones dressed up a ruffled white skirt, black top and booties with a sleek blazer. Layers of silver and gold jewelry completed the look. 04 of 22 Alexa Chung David X Prutting/BFAnyc/Sipa USA WHAT SHE WORE Everyone's favorite fashion "It" girl Alexa Chung gave her polished button-down-and-pencil-skirt combo some edge with a leather jacket and black accessories. 05 of 22 Olivia Munn Splash News WHAT SHE WORE Munn was on fire at her appearance on Late Night With Jimmy Fallon. She wore a red-hot body-skimming dress with scalloped detailing that she paired with Khai Khai rings and nude Christian Louboutin peep-toes. 06 of 22 Lea Michele GG/FAMEFLYNET PICTURES WHAT SHE WORE At the Target FEED launch party, Michele embellished her black Helmut Lang blazer, fitted skirt and red top with a statement sparkler. 07 of 22 Gwyneth Paltrow David Becker/Getty Images WHAT SHE WORE At the Licensing Expo in Las Vegas, Gwyneth Paltrow donned Prabal Gurung from head to toe, with an ivory silk ruffle halter top and black high-waisted pants. 08 of 22 Kristen Wiig INFphoto.com WHAT SHE WORE Wiig accessorized her crisp black-and-white abstract shift dress with a gold minaudiere and caramel-colored pointy-toe pumps. 09 of 22 Emily VanCamp Craig Barritt/WireImage WHAT SHE WORE VanCamp was all sorts of pretty in a red jersey floral print Preen dress that she styled with ankle-strap peep-toes. 10 of 22 Stacy Keibler Craig Barritt/WireImage WHAT SHE WORE Keibler doesn't need color to make an impact. She paired her perfectly fitted nude dress with black Casadei T-strap heels. 11 of 22 Olga Kurylenko WENN.com WHAT SHE WORE Kurylenko stepped out for a good cause in a pink body-skimming knit Azzedine Alaia gown with a fishtail hem. A jeweled statement necklace and red clutch completed the look. 12 of 22 Beyonce Knowles Johnny Nunez/WireImage WHAT SHE WORE At the 10-year anniversary party of the 40/40 Club, Beyonce hit the right note in a sleeveless cut-out Roberto Cavalli dress. A flash of gold from her gold clutch served as the finishing touch. 13 of 22 Rosie Huntington-Whiteley Famous/ACE/INFphoto.com WHAT SHE WORE Huntington-Whiteley bared her long limbs in a strapless Emilio Pucci mini with a subtle baroque print. Dainty gold jewelry and neutral Casadei pumps completed the look. 14 of 22 Miranda Kerr PacificCoastNews.com WHAT SHE WORE Kerr perfected the denim-on-denim trend with shades of blue. She styled her look with gunmetal ballet flats, a gray bag and oversized sunnies. 15 of 22 Mireille Enos Evan Agostini/Invision/AP WHAT SHE WORE At the World War Z premiere, Enos stepped out in a luminous off-shoulder J. Mendel gown. She accessorized with gold jewelry and a boxed clutch. 16 of 22 Sandra Bullock Franziska Krug/Getty Images WHAT SHE WORE Bullock opted for a sexy leather Asos pencil skirt that she paired with a buttoned top and strappy heels for an all-over black look. 17 of 22 Diane Kruger Splash News and Pictures WHAT SHE WORE To support Jason Wu who hosted a fundraising event for the Young Friends of ACRIA, an HIV and AIDS research foundation, Diane Kruger showed up wearing the designer's peachy-nude strapless dress that she styled with studded ankle strap heels and a boxed clutch. 18 of 22 Amy Adams Venturelli/Getty Images WHAT SHE WORE Adams gave her romantic white lace Dolce & Gabbana strapless dress a pop of color with orange-sorbet colored Rupert Sanderson pumps and turquoise jewelry. 19 of 22 Rooney Mara AdMedia/Splash News WHAT SHE WORE Mara took a break from black for a night and chose a ruffled navy J.W. Anderson cropped top and matching culottes that she paired with black strappies. 20 of 22 Kerry Washington Mike Marsland/WireImage) WHAT SHE WORE Washington color blocked with a white and maroon dress with an embellished hem and straps. A gold envelope clutch and two-toned pointy-toe pumps sealed the deal. 21 of 22 Jessica Pare Matt Baron/BEImages WHAT SHE WORE At the Women in Film Crystal + Lucy Awards, Jessica Pare one-upped the others with an on-trend sophisticated teal jumpsuit. 22 of 22 Hailee Steinfeld Mark Davis/Getty WHAT SHE WORE Steinfeld went monochromatic. She accessorized her sleeveless Sportmax dress with an envelope clutch and Jimmy Choo heels for all-over cobalt blue look.