From the polo field of the Coachella Music Festival to the most exclusive red carpet events, Hollywood’s hottest stars were dressed to rock and shock in the best, worst & wackiest fashions – and RadarOnline.com has all the style winners and sinners in our weekly feature.

It’s no secret how Jennifer Lopez landed herself a boyfriend young enough to be her son! The sizzling hot American Idol host, who has been attached at the hip to her 25-year-old boyfriend Casper Smart

From the swankiest wedding of the decade to the streets of Los Angeles, Hollywood’s hottest stars were out in full fashion force this week, rocking the best, worst & wackiest threads—and RadarOnline.com has all the photos in our weekly feature.

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

The most talked-about look of the week—and probably our lifetime—shouldn’t be a surprise to anyone. Kate Middleton’s gorgeous wedding gown, which was designed by Alexander McQueen's Sarah Burton, was fashioned for the modern day princess. With it's luxe lace sleeves, subtle sweetheart neckline and long satin skirt, the dress will surely be copied by people all over the world.  The pretty princess paired the stunner with a Cartier tiara borrowed from the Queen and heels designed by the Alexander McQueen team to match her gown.

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Other notable looks included Blake Lively’s Zuhair Murad mermaid a la mode at the Time 100 Gala in NYC, Emma Stone and Freida Pinto looking lovely in Louis Vuitton at their Glamour Mag cover celebration, and Miranda Kerr showing off her post-preggers bod in Roland Mouret at the Tribeca Film Fest.

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The biggest fashion faux pas were courtesy of Jessica Simpson, who couldn’t quite pull off a dramatic Emilio Pucci mini at Us Magazine’s Hot Hollywood party and Lacey Schwimmer, who sported Vanilla Ice’s harem pants from 1995.

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Nicky Minaj and Whoopi Goldberg upped the wacky factor this week--along with all the royal wedding mad hatters!

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For all the best, worst & wackiest looks of the week, click here.

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From star-studded movie premieres of the Tribeca Film Festival to the streets of Los Angeles, celebs were out and about over Easter weekend dressed in the best, worst & wackiest fashions -- and RadarOnline has all the photos.

PHOTOS: The Ten Best, Worst & Wackiest Fashions Of The Weekend

Miranda Kerr and Olivia Wilde vied for sexiest status in NYC. While newly single Wilde sizzled in a slitty A.L.C. slip dress at the Tribeca premiere of One for All, Mrs. Orlando Bloom showed off her post-preggers bod (and boobs!) in a skintight cocktail dress at The Good Doctor premiere.

Katy Perry’s new pal Nicki Minaj is quickly making a name for herself, not only by topping the hip-hop charts, but for her eccentric fashion sense. Nicki scored herself the cover, as well as an extensive photo spreads in issue #69 of V MAGAZINE modeling all the latest fashions, while covered in bodypaint.  RadarOnline.com has all the photos, which you can see by clicking the next sentence.

PHOTOS: Nicki Minaj Shows Off Her Sassy Style In V MAGAZINE

Nicki reveals to the fashion magazine that she has complete control over her image.

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“Everything I do has been approved by me personally,” she asserts.  “My team is mostly made up of guys, but none of them would ever think about telling me what to wear or what to do with my hair. They know that ultimately I’m gonna do what I’m gonna do.”

From Sin City to South Beach, stars kicked off the New Year with a bang, hitting the hottest parties in the best‹and worst wardrobe choices. RadarOnline.com has all the photos in this special photo feature.

PHOTOS: The Best And Worst New Years Eve Fashions

No surprise, Kim Kardashian glammed it up, while hosting a Las Vegas bash at Tao Nightclub. The boobiful bombshell showed off her famous bod, rocking a shimmery Marc Bower 'Jetson' mini, which she paired with smashing Christian Louboutin heels.

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Kim’s sister Kourtney wasn’t so fortunate with her fashion choices, hosting the Ciroc The New Year bash in Miami in a body drenching Grecian style turquoise dress.