1 of 16
The recent Golden Globe nominee shines in a sleek Armani pantsuit at the premiere of Notes on a Scandal in New York City.
2 of 16
The Lucky You star vamps it up in a slinky, off-the shoulder dress at the L.A. premiere of We Are Marshall.
3 of 16
So “Fergalicious!” The singer shows off her gams in a sparkling white BCBG Max Azria minidress at PEOPLE’s Grammy Kick-Off Party in Las Vegas.
4 of 16
The Sex and the City star takes the plunge in a not-so-basic black Armani dress at a New York City museum gala.
5 of 16
The former Friends star dares a vintage, asymmetrical Thierry Mugler dress for the premiere screening of her new FX show Dirt in L.A.
6 of 16
For the Dreamgirls premiere in Beverly Hills, the leading lady goes ultra-feminine in a lacy Elie Saab gown that shows off her curves.
7 of 16
A far cry from the khaki shorts she wears onscreen, the Blood Diamond star is the picture of elegance in this Alexander McQueen frock.
8 of 16
Braving the cold in Norway, the actress dons this clingy Cavalli number to the Nobel Peace Prize banquet in Oslo.
9 of 16
Happy Feets Brittany Murphy shows major leg in a long Lanvin dress at the animated feature’s Australian premiere.
10 of 16
JADA PINKETT SMITH
To support husband Will Smith at the L.A. premiere of The Pursuit of Happyness, his better half dresses in a simple Michael Kors strapless frock with a diamond Cartier drop necklace.
11 of 16
The Holiday star goes for maximum graphic impact in a black-and-white Chanel minidress paired with nude pumps at the film’s Madrid premiere.
12 of 16
Never afraid to take a risk (style or role-wise), the actress is a futuristic vision in a metallic-trimmed Versace dress at the L.A. premiere of The Good German.
13 of 16
The Hollywood golden girl glows in a beaded Versace frock and delicate heels at the Kennedy Center Honors in Washington, D.C.
14 of 16
At her long-awaited Dreamgirls premiere in New York City, the star is ethereal in her sparkle-encrusted tulle Elie Saab gown.
15 of 16
Before taking the stage to pay tribute to Dolly Parton at the Kennedy Center Honors, the singer shows off her wasp-waisted Peter Soronen frock.
16 of 16
Has the Las Vegas star gone totally dotty? The actress arrived at the GQ Man of the Year Awards in L.A. in a super-spotted vintage Trigèe.
Jennifer Lopez Bares Her Bra in See-through Olive Jumpsuit During Date Night with A-Rod
Gisele Bündchen Sends Earth Day Wishes in a Teeny-tiny Blue Bikini
Katy Perry Gets a Kardashian Inspired Make-Over — and Kim Is Already a Fan!
Genius Gifts for Your Groom That'll Make Him Love You Even More