This striking shade of purple is great for Cate Blanchett's fair complexion. And the unique asymmetrical silhouette really separates it from all those other one-shoulder frocks we're seeing.

There really isn't much of a wow factor with Claire Danes' silver minidress, but she did make a good choice in pairing it with bright-colored heels.

Jay-Z knows how to make a tux look like a million bucks. We love that he added a little flair to it by sporting a midnight blue jacket with a black lapel to match the pants and bow tie.

While Jenna Fischer's dress appears to have a dated quality about it, the real offense is that pouf of hair on top of her head.

Other than the matchy-matchy necklace, Carrie Underwood's long cobalt gown is quite lovely and elegant.

Eva Mendes really killed it on the red carpet with a black strapless dress. The pattern on the overlay almost looks like spun gold.

Tracy Pollan and Michael J. Fox are one of Hollywood's cutest couples. Pollan's intricately patterned seafoam dress is very cute and Fox looks sharp. He could have used a smaller tie though, no?

Julianne Moore's patterned dress made us a bit dizzy upon first glance. Perhaps that's why she tried to cover some of it up with a jacket — and a completely mismatching one at that.

January Jones looks sleek and modern in a simple white and blue frock with an updo that really shows off her swan-like neck.

Yee-haw! Is Melissa Joan Hart on her way to a saloon in the Wild West in her yellow lace dress with black ruffled trim?

Gray really works well on LL Cool J. Everything about him in this photo is so perfect, you almost think it was a wax replica of him at Madame Tussauds.

Wait, what? Tina Fey is actually wearing color? We're impressed. And the purple peacock feathered pattern is very feminine. Perhaps it's a nod NBC?

Though the scary Goth look is part of Helena Bonham Carter and Tim Burton's shtick, they still could put a just little effort into making it somewhat attractive.

Brooke Shields opts to wear a more seasonal style in an autumn gold dress cinched at the side of her waist. It goes great with the dark, sheer tights.

OK, what is wrong with Ashley and Mary-Kate Olsen? They look like little girls who pillaged their grandmother's closet and layered on as much clothing that their tiny frames could handle.

We have to give Kristen Stewart credit for wearing something other than her usual black funeral attire. But what will it take to get her to brush that hair?

It's hard to say what's worst: Gwen Stefani's lamp shade corset or her frumpy parachute pants.

While Blake Lively's white jacket has a real sophisticated silhouette and texture, its comes across a bit too X-rated on her well-endowed torso.

Ashley Greene is drop-dead gorgeous in a bright red gown with exposed shoulders and a small train.

Put on your sunglasses because Marisa Tomei's hot pink dress may be just shade too hot. We're not really feeling the structured, poufy skirt, either.

Dakota Fanning is growing up to be quite a lovely young woman, and her strapless black minidress really shows that.

All Sandra Oh needs is a sword and a feathered cavalier hat and she could be one of the Three Musketeers.

Christina Ricci looks like she's ready for a masquerade ball in her vampire cape and her Cleopatra makeup.

Is Lindsay Lohan really wearing a corset over a T-shirt and leggings? Oh honey, no.

Eva Longoria's electric-blue minidress captures the light, and the embellishments on the sleeves are a perfect touch.

Kate Walsh looks fabulous in a cobalt minidress, but the solitary cap sleeve throws the whole thing off balance.

Those Twilight kiddies need to work on their red carpet presence. Robert Pattinson needs a shave and a wardrobe fitting. Kristen Stewart could use some color. And 1991 called Taylor Lautner and wants its vest back.

Though ScarJo's dress fits perfectly, there appears to be exactly one extra rectangle of gray fabric.

Ashley Judd is flapper chic in a black fringe dress with flirty movement.

Mandy Moore is frumpy in this shapeless, asymmetrical dress that does nothing to flatter her cute figure.

We seldom see Debra Messing falter on the red carpet, and this stunning ruffled little black dress is no exception.

Who says redheads can't wear red? Nicole Kidman looks lovely in a strapless red dress with a black bow around the waist. And husband Keith Urban looks spiffy in a suit and striped tie.

Rihanna's white mermaid gown really pushes the fashion envelope, but she pulls it off. And we love the new blonde 'do!

Katharine McPhee's pleated halter dress is nice, but it doesn't seem to go with her new edgy haircut.

First Lady of California Maria Shriver looks pretty in a strapless black dress with a sheer overlay. But the giant rosary beads she paired with it is way too '80s Madonna.

Whoa! Caroline Rhea must be going through a midlife crisis by trying to pull off a much younger look in this printed minidress and thigh-high boots.

Contrary to popular belief, Jane Krakowski is not in costume for a new Flintstones movie in this asymmetrical gray minidress.

Happy couple Rita Wilson and Tom Hanks always look good together on the red carpet.

Fine, Eva Mendes is trying to appear sultry by unbuttoning her collared shirt below the bust, but perhaps some support for the ladies was in order?

Alicia Keys is ravishing in this strapless green dress that's accentuated with strips of brown. She looks like a supersexy Mother Earth.

It's hard to say what Leona Lewis is wearing. Is it a sequined jumpsuit? Or is it a two-piece ensemble with parachute capri pants? The only thing we're positive about: this look is the furthest thing from flattering.

Blake Lively's form-fitting black dress makes the starlet look sleek and sophisticated. The silver necklace and two-toned shoes add a nice youthful flair.

The detailed trim on Charlize Theron's silver wrap dress is lovely, but something about the length with the sandals is just off.

Eva Mendes may have taken a risk with a dress covered in vibrant colored paillettes, but she totally pulls it off, looking fresh and youthful.

A purple jewel tone is the perfect color choice for Drew Barrymore's fair coloring. We're just going to pretend that there isn't a daggerlike broach stabbed through it.

Camilla Belle could pass as one of two things in this multicolored, feathery dress: some form of tropical bird or a Vegas showgirl.

Amanda Peet is simply dashing in this floor-sweeping, ivory gown. The turquoise necklace is just the perfect pop of color.

By the looks of her ginormous flower, it appears as though Leighton Meester has been watching one too many repeats of Sex and the City Season 1.

Shaaark! Quick everyone off the red carpet! Oh, no wait, it's just MIA wearing yet another ever-so-inappropriate outfit.

Paris Hilton does know how to strike a pose for the cameras, but a black baggy jumpsuit cancels that all out.

Yes, Lady Gaga is somewhere in that black lace bag over her head. Love the bra over her spray-painted button-down shirt. It's art, people!

Samuel L. Jackson went a bit overboard with the "I'm so fashion-forward" look. The stitches on the coat paired with the velour jammy pants and striped purple shirt is just a tad much.

Will Smith is getty jiggy in a casual yellow sweater, gray blazer and dark jeans. The beige messenger boy cap adds a bit of fun to the overall look.

Mariah Carey and Nick Cannon broke out the formalwear for the Precious premiere. Nick looks sharp in his tuxedo and red pocket square, but Mariah's pointy black neckline looks stolen from the Batman wardrobe racks.

House star Lisa Edelstein might have pulled off this cute black-and-white ensemble if it weren't for those bizarre shoulder caps. Did a duffel bag shoulder strap leave them behind?

A red asymmetrical dress looks perfect on Garcelle Beauvais. Its snug fit shows off her amazing figure.