From the glam-packed red carpet of the Met Ball in NYC to the sizzling hot streets of Los Angeles, stars were out in full force dressed to rock and shock in the best, worst & wackiest fashions, and RadarOnline.com has all the wardrobe winners and sinners in our weekly photo feature.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Week

The competition was fierce for the top style slot, but the wardrobe winner of the week was the divine Diane Kruger. The beyond beautiful blonde hit the Met Gala on Monday night, wearing a slitty and sexy Jason Wu number with black sandals, a Jimmy Choo clutch and a coat of intense red lipstick. The nude-embellished sleeved top and black skirt combo made the most of her luscious legs, and scored her haute honors!

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Other wardrobe winners at the Costume Institute's annual gala included Kristen Stewart in Proenza Schouler, Sarah Jessica Parker in Alexander McQueen and Ashley Greene in Donna Karan.

PHOTOS: The Best, Worst & Wackiest Fashions At The Met Ball

Ashley Olsen rained on the fashion parade in NYC, stepping out in a not-so-stylish slicker, while Amanda Michalka experienced a bra-baringblunder at the Nylon party in Los Angeles.

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And as for wacky, Wiz Khalifa was probably the only person proud of his rumored bootylicious fiancé's choice of color. Amber Rose shopped 'til she dropped in Los Angeles, wearing bright yellow construction couture!

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Who else rocked and shocked on the fashion front this week? Click here to find out.

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Hollywood’s hottest stars hit the red carpet of the People’s Choice Awards on Wednesday night in Los Angeles, dressed to win (and sin!) in the best, worst & wackiest fashions.  RadarOnline.com is bringing you all of the rocking and shocking red carpet action in a special fashion feature, where no celeb is immune to a fashion police arrest.

Click Here To See Stars In The Best, Worst & Wackiest Fashions Of The 2011 People’s Choice Awards

Taylor Swift never fails to disappoint when she steps out of the house.  The newly single star looked fem and fab in perfectly pink J. Mendel number from the Spring 2011 collection, which she paired with matching Prada heels and Neil Lane jewels.

PHOTOS: Stars Arrive On The Red Carpet Of The People’s Choice Awards

Justin Bieber’s galpal Selena Gomez also had a style score in a powerful pink Paule Ka one-shoulder mini, which showed off her fabulous figure to perfection.  The 18-year-old singer slash actress dazzled in the ruffled number, which was equally sexy and sophisticated.

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Ruffles can be ravishing, but they can also lead to a fashion disaster‹as was the case with Raven Simone.  The all-grown-up child star wore a custom Robert Ellis ensemble, which consisted of thigh-high leather boots and a bra-baring multi-tiered coat.

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And couldn’t Jennifer Aniston have shown off her hot body in a sexy mini, instead of wearing pants? The former Friend bypassed the red carpet completely, showing up onstage in covservative a la mode.

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Malin Akerman and Miranda Cosgrove opted to play it safe in modest a la mode, both wore high-necked sleeveless numbers, while AnnaLynne McCord got dressed on the go‹wearing a teal green cutout back number, which she snagged from the set of 90210.

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Kathy Griffin left her funny fashion at home, dropping jaws in a chartreuse green Oscar de la Renta gown, while Pauley Perrette got her message across (at the expense of the best dressed list) wearing a NO H8 custom number.

Who else rocked and shocked at the People’s Choice Awards?  Find out by clicking here.