By Leah Ornstein
Radar Style Editor
From the glam-packed red carpets of the Billboard Music Awards to the streets of NYC, stars were dressed to rock and shock this week in the best, worst and wackiest fashions and RadarOnline.com has all the photos.
Though Selena Gomez, Rihanna and Nicki Minaj sizzled up the Sin City scene at the Billboards, the most-talked about missy a la mode this week was her royal hotness Kate Middleton! The Duchess of Cambridge rocked a nude Reiss bandage mini to mingle with First Lady Michelle Obama at Buckingham Palace and guess what? The sexy $340 dress was sold out by the end of the day!
PHOTOS: The Best, Worst & Wackiest Fashions Of The Billboard Awards
Fergie experienced a style-slip at the music awards, wearing an S&M style Herve Leger harness dress, while Mischa Barton had a palazzo pant catastrophe in London.
As for wacky fashion, Lady Gaga celebrated the release of Born This Way, hitting the streets of NYC in one crazy look after another!
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Halle Berry delved into the cutout dress trend at the FiFi Awards in NYC, showing off her beyond-hot bod in Halston, while Katie Holmes modeled her own Holmes & Yang designs at the Drama Desk Awards.
What other style winners and sinners made our haute list this week? Click here to find out.