Photo: Stylecaster Pictures / Stefanie Keenan
Rachel Bilson attends a dinner for designer Vanessa Bruno at Chateau Marmont in a bright orange mini.
Photo: Getty Images / Andrew H. Walker
Photographed here with designer Karl Lagerfeld, Bilson wears a Chanel embroidered cocktail dress at the debut of their original film series inspired by Magnum Ice Cream.
Photo: Stylecaster Pictures / MARCOCCHI GIULIO/SIPA
Bilson in cool coral trousers at the TCA Party in Beverly Hills.
Photo: Stylecaster Pictures / Bryan Bedder
Rachel in a little white dress at a private dinner hosted by CHANEL for Karl Lagerfeld in New York.
Photo: Stylecaster Pictures / Pascal Le Segretain
The actress appears in a curve hugging Roberto Cavalli gown at the designer's party in Paris.
Photo: Getty Images / Michael Loccisano
Rachel attends The CW Network's New York 2012 Upfront in a girly outfit.
Photo: Getty Images / Kristy Sparow
Sporting an all black ensemble with a colorful hat at the Chanel Resort dinner in France.
Photo: Getty Images / John Sciulli
In a chic maxi skirt and blazer at Sunglass Hut's Fashion's Night Out event.
Photo: Getty Images / Dominique Charriau
Shorts + a blazer = totally chic at the Chanel Collection Croisiere Show 2011-12 in France.
Photo: Getty Images / Valerie Macon
In a feathered Chanel dress at The Art Of Elysium's Fifth Annual Heaven Gala.
Photo: Getty Images / Frederick M. Brown
Rachel opts for a tailored look at a 2012 Summer TCA Party.
Photo: Getty Images / John Shearer
Bilson attends The Artist's Museum Happening MOCA Los Angeles Gala in a retro-inspired look.
Photo: Getty Images / Stuart Wilson
The actress looks chic and sophisticated at the Burberry Prorsum Show during London Fashion Week.
Photo: Getty Images / Imeh Akpanudosen
Opting for girly ruffles at a premiere party in L.A.
Photo: Getty Images / Neilson Barnard
Rachel stands out at the Art Of Elysium Gala 2011 in a brightly-hued gown.
Photo: Getty Images / Kevin Winter
Wearing a gray mini at the premiere of "Waiting for Forever" in L.A.
Photo: Getty Images / Francois Durand
Bilson combines a feminine dress with a tough leather jacket at the Chanel RTW Spring/Summer 2011 show during Paris Fashion Week.
Photo: Getty Images / Angela Weiss
Rachel wears a feminine cocktail dress at the launch of Target's x William Rast's Limited Edition Collection shopping event in Los Angeles.
Photo: Getty Images / Pascal Le Segretain
In a sophisticated Dior ensemble at the fashion house's show during Paris Fashion Week.
Photo: Getty Images / Roger Kisby
Playing with prints at the Sunglass Hut celebration of Fashion's Night Out at Sunglass Hut in NYC.
Photo: Getty Images / Larry Busacca
The actress pairs leather shorts with a frilly blouse at an NYC event.
Photo: Getty Images / Charley Gallay
Rachel opt for some color while celebrating spring styles at Sunglass Hut in California.
Photo: Getty Images / Vittorio Zunino Celotto
At Roberto Cavalli's fashion show during Milan Fashion Week in a strong-shouldered blazer and minidress
Photo: Getty Images / John Shearer
Bilson in a printed peplum cocktail dress at an InStyle dinner.
Photo: Getty Images / John Shearer
In a cheeky jumpsuit at the 'Art of Elysium Paradis Dinner and Party' in France.
Photo: Getty Images / Angela Weiss
Bilson does pattern right at an event in Los Angeles.
Photo: Getty Images / Francois Durand
Rachel rocks an animal printed look at the Blue Valentine After Party in France.
Photo: Getty Images
Shining in a vibrant blue cocktail dress, Rachel attends the opening of NYC's Fifth Avenue Sunglass Hut flagship.
Photo: Getty Images
Bilson chooses a bold and daring look for the Gen Art Film Festival screening of 'Waiting for Forever' in New York.
Photo: Getty Images / Alberto E. Rodriguez
Rachel looks sweet in a cute printed dress and simple pumps at the premiere of "Fun Size" in L.A.
Photo: Getty Images / Frazer Harrison
Arrives at the Chanel And Charles Finch Pre-Oscar Dinner in Los Angeles sporting a cocktail dress and a motorcycle jacket.
Photo: Getty Images / Andy Kropa
The actress looks chic in a simple white dress at the CW Network's 2011 Upfront in NYC.
Photo: Getty Images / Bryan Bedder
Posing with Diane von Furstenberg backstage at the designer's Spring 2011 fashion show, and wearing a bold DVF dress.
Photo: Getty Images / Frazer Harrison
In an embellished princess dress at the DIC/InStyle's 9th Annual Awards Season Diamond Fashion Show Preview in Beverly Hills.
Photo: Getty Images / John Shearer/amfAR1
Rachel opted for a simple strapless black gown with colorful details for the amfAR's Cinema Against AIDS 2010 benefit gala cocktail in France.
loooove Rachel Bilson’s style.