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InStyle's editorial guidelines Updated on July 25, 2013 @ 12:15PM Pin Share Tweet Email Photo: Lalo Yasky/WireImage Top Looks of the Week 01 of 22 Blake Lively Sean O'Neill/INFphoto.com WHAT SHE WORE Blake Lively attended Target's Toronto launch in Roland Mouret's printed cocktail dress, Jennifer Meyer jewels and floral Christian Louboutin pumps. WHY WE LOVE IT Nothing says "spring" like the actress's pretty multi-colored iris motif. 02 of 22 Eva Mendes Dave Allocca/Startraksphoto.com WHAT SHE WORE Eva Mendes styled her peach cocktail dress with diamond earrings and satin stilettos at the New York premiere of The Place Beyond The Pines. WHY WE LOVE IT As if the color and jeweled waistline weren?t romantic enough, the actress added an extra pretty touch with her ultra-feminine heels. 03 of 22 Olivia Palermo Michael Simon/startraksphoto.com WHAT SHE WORE Olivia Palermo fought off the winter weather in NYC in a chunky white knit sweater, animal-print skirt, black booties and a CH Carolina Herrera blazer. She completed the look with a bright orange clutch by Olivia + Joy. WHY WE LOVE IT Despite the chill in the air, Palermo's bright orange clutch signaled the start of spring. 04 of 22 Kristen Stewart Axelle Woussen/Bauer-Griffin WHAT SHE WORE Kristen Stewart hit the purple carpet at the Kids' Choice Awards in a checkered top and shorts ensemble by Osman and black patent Louboutins. 05 of 22 Freida Pinto Dave M. Benett/Getty Images WHAT SHE WORE At a dinner party celebrating Proenza Schouler's capsule collection with Net-A-Porter, Freida Pinto looked radiant in an orange print top and skirt by the brand. Rupert Sanderson pumps and fresh makeup finished the look. 06 of 22 Diane Kruger Splash News WHAT SHE WORE Kruger styled her menswear-inspired Jason Wu ensemble with a hot pink Chanel bag and strappy black heels at FX's bowling event. 07 of 22 Solange Knowles Chelsea Lauren/WireImage WHAT SHE WORE At the DISEL + EDUN Studio Africa Event, Solanges Knowles paired a white long-sleeved Theyskens' Theory top with printed Edun shorts. She finished the look with strappy yellow sandals, a bright orange CC Syke clutch and a matching pedicure. 08 of 22 Marion Cotillard Jun Sato/WireImage WHAT SHE WORE Marion Cotillard hit the Rust and Bone premiere in Tokyo in a floral asymmetrical dress and pumps by Christian Dior. WHY WE LOVE IT The deep blue lining of Cotillard's dress looked unexpectedly chic. 09 of 22 Jonathan Leibson/WireImage WHAT SHE WORE Thandie Newton looked effortlessly chic at the Hollywood premiere of Rouge in a vintage black dress and lacy Jimmy Choo sandals. A hot pink lip amped up the look. 10 of 22 Rosie Huntington-Whiteley FameFlynet, Inc WHAT SHE WORE Rosie Huntington-Whiteley went for a stroll in L.A. in a lacy white top, pink and purple paisley print pants and nude sandals. 11 of 22 Saoirse Ronan Charles Eshelman/FilmMagic WHAT SHE WORE Ronan wowed in a leather-trimmed Proenza Schouler print dress, black diamond Dana Rebecca Designs ring and cutout Christian Louboutin booties at the New York screening of The Host. 12 of 22 Sarah Jessica Parker Sean O'Neill/INFphoto.com WHAT SHE WORE Parker hit a Target event in cropped white jeans and a blazer that she accessorized with bright flowers and suede Jean-Michel Cazabat stilettos. 13 of 22 Selena Gomez Jon Kopaloff/FilmMagic WHAT SHE WORE Selena Gomez signaled the start of spring at the Kids' Choice Awards in a turquoise Oscar de la Renta peplum top, silver Gucci sandals and a quilted DVF clutch. 14 of 22 Karolina Kurkova Splash News and Pictures WHAT SHE WORE Kurkova paired Karolina Zmarlak's marigold separates with a skinny belt and gold Edmundo Castillo sandals outside of NBC Studios. 15 of 22 Diane Kruger Charles Eshelman/FilmMagic WHAT SHE WORE At the Cinema Society screening of The Host, Kruger donned edgy Stephen Webster jewels and an all black ensemble including a studded Chanel shift and suede boots. 16 of 22 Keri Russell Dario Cantatore/Invision/AP WHAT SHE WORE Russell vamped it up at an FX event in a leather sheath and heels to match. 17 of 22 Jennifer Hudson Craig Barritt/Getty Images for Weight Watchers WHAT SHE WORE Jennifer Hudson celebrated the 50th anniversary of Weight Watchers in a Donna Karan gold pencil skirt, Christian Louboutin booties and black t-shirt. 18 of 22 Nicole Kidman BAUER-GRIFFIN.COM WHAT SHE WORE Nicole Kidman attended the Omega Gala in Austria in an Oscar de la Renta gown and Roger Vivier clutch. WHY WE LOVE IT The actress oozed glamour in a black beaded gown, which she complemented with a sleek curly 'do and painted red lips. 19 of 22 Kerry Washington Gabriel Olsen/FilmMagic WHAT SHE WORE Kerry Washington looked ultra-elegant at the Human Rights Campaign Gala Dinner in L.A. in a strapless Jason Wu satin bustier gown. She finished the look with a Bottega Veneta clutch, Louboutin pumps, Monique Péan ring and delicate gold headband. 20 of 22 Olivia Palermo Dimitrios Kambouris/WireImage WHAT SHE WORE Palermo screened The Host with Jaeger-LeCoultre in a leather sheath that she styled with a jeweled cuff, embroidered clutch and plumed heels. 21 of 22 Jessica Alba Matt Baron / BEImages WHAT SHE WORE The ever-adorable Jessica Alba looked fresh faced at the 26th Annual Kids' Choice Awards in a Mary Katrantzou dress and bow toe heels. 22 of 22 Andrea Riseborough Lalo Yasky/WireImage WHAT SHE WORE Andrea Riseborough hit the red carpet for the world premiere of her film Oblivion in a strapless Elie Saab gown with floral sequin embellishments.