1 of 15 James Devaney/WireImage.com
Cameron Diaz is a cool drink of water in her elegant update on a trendy look. The leggy actress strutted her stuff at the New York premiere for her new film, My Sister's Keeper.
2 of 15 Bryan Bedder/Getty Images
Whitney Port hasn't lost her Hills pizzazz in New York's urban jungle — but the polka dots took it a step too far. P.S. Whitney? Overbearing decolletage isn't an accessory on the East Coast.
3 of 15 Mark Sullivan/WireImage.com
Anne Heche and beau James Tupper make a dashing entrance at the premiere of Hung, HBO's new dark comedy. Heche stars as Jessica, the ex-wife of the show's well-endowed basketball coach (played by Thomas Jane).
4 of 15 Dr. Billy Ingram/WireImage.com
Alexis Arquette and Thomas Jane are so sassy at the Hung premiere that we're uneasy: Arquette's clothing seems too flammable to get that close to a cigar.
5 of 15 Charley Gallay/WireImage.com
Taryn Manning has a groovy little look going on at the Cuervo Platino Penthouse with 944 Magazine. A knee-length hem on that dress, though, would have been an even groovier kind of kind of look.
6 of 15 Jesse Grant/WireImage.com
We lose some of Friday Night Lights' Minka Kelly under all those billowy layers. But we win her on the big screen, where she's starring in (500) Days of Summer.
7 of 15 Jesse Grant/WireImage.com
Zooey Deschanel brought her signature funky style to the (500) Days premiere, with a glamorous up-do and playful puffed sleeves. Deschanel stars as the film's titular object of affection.
8 of 15 Alberto E. Rodriguez/WireImage.com
Is this the same man who had dreadlocks in the Caribbean? Sexy chameleon Johnny Depp channels his inner gangster at the premiere for his new period drama, Public Enemies.
9 of 15 John Shearer/WireImage.com
Megan Fox is back from Japan, and her fashion sense has been restored. At the Los Angeles premiere of her latest film, Transformers: Revenge of the Fallen, the brunette bombshell steps out with style that's casualty elegant and super sexy.
10 of 15 Lester Cohen/WireImage.com
Vanessa Minnillo's recent breakup may be taking a toll on her attire. The TV host, who recently split from Nick Lachey, opts for overkill in this super-tight, super-bright number at the Transformers premiere.
11 of 15 Steve Granitz/WireImage.com
Gossip girl Taylor Momsen works her rocker look in a balanced outfit, with killer shoes and just the right accessories. Her lingerie-style dress borders on the trashy side, but her youth saves her style.
12 of 15 George Pimentel/WireImage.com
Any woman with the confidence to step out in this unique amalgamation of an outfit deserves a trophy. Lady Gaga gives her best "Poker Face" at the 20th Annual MuchMusic Awards in Toronto.
13 of 15 George Pimentel/WireImage.com
Meet Kim Kardashian, classy adult: At the MuchMusic Awards, the reality star proves she can tone it down — albeit not without a nod to a couple of her famous assets.
14 of 15 George Pimentel/WireImage.com
It's not easy being an emerging American fashion icon. Every outfit is subject to scrutiny, every haircut billed as reinvention. Yet, Rumer Willis can't win us over with this shiny fiesta at the MuchMusic Awards.
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Is Fergie contractually obligated to go all sci-fi villain with her fashion? For such a glamorous lady, the Black Eyed Peas singer had seriously severe style at the MuchMusic Awards.