BEST: Talk about white hot! Rose Byrne rocked a sleeved Valentino dress to the Season 5 premiere of Damages, finishing the look off with Valentino heels and a Valentino clutch.

BEST: Naomi Watts dressed out of a fairytale for the 14th Annual White Tie and Tiara Ball to Benefit Elton John AIDS Foundation, wearing a frothy skirted and impeccably embroidered Marchesa strapless gown with Chopard bling.

BEST: Emma Stone proved that she can pull off anything at the Los Angeles premiere of The Amazing Spider-Man, rocking an embroidered Chanel Resort 2012 frock that featured structured skirt, with Christian Louboutin spiked heels and Cartier bling.

BEST: Bella Heathcote made a striking style statement at the 8th Annual Australians in Film Breakthrough Awards in Los Angeles, wearing an Emilio Pucci halter jumpsuit.

BEST: Miley Cyrus flaunted her flawless figure at the 8th Annual Australians in Film Breakthrough Awards in Los Angeles, wearing a corseted Zimmermann skintight min I with Christian Louboutin heels.

BEST: Britney Spears steamed up The X Factor Auditions in Rhode Island, wearing a totally boobiful Herve Leger by Max Azria bandage mini with Yves Saint Laurent Tribtoo platforms.

BEST: Blake Lively showed off her bombshell boobs in amellow yellow Gucci halter gown at the New York premiere of Savages, addingattention-grabbing turquoise Lorraine Schwartz earrings and matching bracelets.

BEST: Selena Gomez sizzled at the Los Angeles premiere of Katy Perry: Part of Me 3D, wearing an embellished pink Emilio Pucci mini with Jimmy Choo heels and Lana bling.

BEST: Though we weren’t crazy about her purple locks, Katy Perry’s red velvet Dolce & Gabbana sweetheart strapless frock was totally adorable at the Los Angeles premiere of Katy Perry: Part of Me 3D. The sassy songbird finished off the look with Dolce & Gabbana heels, a Judith Leiber clutch and Tacori bling.

BEST: Salma Hayek looked gorgeous in green at the Los Angeles premiere of Savages, wearing an impeccably beaded Gucci Premiere gown with matching bling.

WORST: Ashlee Simpson sported clashing Haute Hippie fashion to the Samsung Galaxy SIII Launch in Los Angeles.

BEST: Blake Lively showed off her bombshell bod at the Los Angeles premiere of Savages, wearing a Zuhair Murad sweetheart strapless stunner.

WORST: Jessie J’s paisley pajama-looking jumpsuit at the Nordoff Robbins event in London didn’t quite hit the high note.

WORST: Miley Cyrus looked scandalous on the streets of Los Angeles, wearing skintight studded cutoffs with fishnet tights, black boots and a bra-baring tank top.

WACKY: Helena Bonham Carter sassed up the streets of London in a putridly plaid dress and old lady flip-flops.

WACKY: Did Steven Tyler borrow this blouse and scarf from his fiancée Erin Brady?

WORST: Kat Graham didn’t bother to put a shirt on for a performance in Las Vegas, wearing a satin bra with a very Miley Cyrus looking ensemble of cutoffs, nylons, boots and a plaid shirt tied around her waist.

WACKY: Nicki Minaj rocked every shade of neon for her Manchester Apollo performance.

WORST: Sharon Stone left little to the imagination, nipping out by going braless under a red dress in Paris.