Cher literally wigged out for her son Chaz Bono at the 23rd Annual GLAAD Media Awards Saturday night.

The superstar singer was there to cheer on Chaz, who was honored for his documentary about being transgender. The award was presented on stage by Chaz's stepmother, Rep. Mary Bono Mack.

From the streets to the red carpet, stars were out in full, fashion force on Wednesday, dressed in the best and worst fashions—and RadarOnline.com has all the photos in our daily feature.

PHOTOS: Stars In The Best & Worst Fashions Of The Day

If purple is Justin Bieber’s trademark shade, then scarlet red is quickly becoming his galpal Selena Gomez’s!  The Disney star ravished on the red carpet at the Disney Kids and Family Upfronts in NYC, rocking a sexy Dolce & Gabbana mini with Brian Atwood Donna heels.  Later in the day, Selena hit MTV-7 looking sophisticatedly sexy in a Matthew Williamson bustier and Giuseppe Zanotti bowed heels with a form-fitting black suit.

PHOTOS: The 20 Hottest Bikini Bodies Under 25

Paris Hilton committed a fashion fur pas in Los Angeles.  The gorgeous heiress wore a body-drenching floral frock with a fur-trimmed cardigan, snaky purse and hippie dippy headgear.

PHOTOS: Bikini Wars!  Reality Show Stars Compete

Eva Green did not live up to her Bond Girl expectations at the NYC screening of Cracks, managing to make a skintight Tom Ford dress look frumpy.

PHOTOS: Bikini By Color! Celebs Strip Down And Show Off Their Favorite Shades

Kristen Bell, Wendie Malick and Leslie Mann all stepped out in charitably chic style to The Alzheimer’s Association’s 19th Annual A Night At Sardi’s in Beverly Hills, while Estee Lauder spokesmodels Joan Smalls, Hilary Rhoda, Constance Jablonski and Liu Wen brought their fabulous sense of fashion to the beauty brand’s Every Woman Can Be Beautiful celebration in NYC, unveiling their new Idealist Even Skintone Illuminator and Idealist Cooling Eye Illuminator.

PHOTOS: Bikini Bad Girls!  Trouble Makers Strip Down

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

From the streets to the red carpet, stars were out and about on Monday dressed in the best and worst fashions. RadarOnline.com has all the photos in our daily feature‹where no celeb is immune to a fashion police arrest.

PHOTOS: Stars In The Best And Worst Fashions

Fresh from her Hawaiian vacation, Cameron Diaz radiated at the Los Angeles premiere of The Green Hornet. The blonde bombshell showed off her fab figure in a scarlet Azaaro number, which she paired with nude Casadei pumps and a delicate Lana Jewelry necklace.

PHOTOS: Bikini Babes Who Play With Pro Athletes

It was a smashing weekend in fashion, as stars hit the red carpet and the streets wearing the best, worst & wackiest fashions. RadarOnline.com has rounded up all the photos in our daily feature.

Click Here To See Stars In The Best, Worst & Wackiest Fashions Of The Weekend

Jennifer Hudson scored the best look of the weekend, hitting the 9th Annual GEM Awards in NYC in flawless fashion. The 29-year-old Dreamgirl showed off her shockingly svelte figure in an Alexander McQueen curve-hugger, Christian Louboutin heels and oodles of Neil Lane jewels, as she supported the celebrity jewelry designer (who created her impressive engagement rock) at the blingy awards show.

Leading ladies brought fabulous fashion to the 2010 BAFTA Britannia Awards at the Hyatt Regency Century Plaza in Los Angeles on Thursday night, wearing designer duds hot off the runway and RadarOnline.com has all details!

PHOTOS: Leading Ladies Hit The Red Carpet Of The 2010 BAFTA Britannia Awards

Olivia Wilde is quickly becoming one of the sexiest style stars in Hollywood!  The bombshell babe was dressed to thrill in a dark and dangerously chic Michael Kors ensemble, which consisted of a deep v cashmere sweater and a shimmering and floor-sweeping skirt.  Made up with smoky eyes and nude lips with her hair swept back into a sophisticated updo, the House hottie dominated the red carpet.

PHOTOS: Dakota Fanning Grows Up On The Red Carpet---See Her Transformation!

Dakota Fanning also looked absolutely breathtaking, angelically attired in a Valentino Haute Couture gown from the Fall 2010 collection, which featured a bowed back and princess-worthy train.  Paired with dazzling jewels from Neil Lane, her sophisticated style made it hard to remember that she is only 16-years-old!

PHOTOS: Marion Cotillard’s Smashing French Fashion Over The YEars

Marion Cotillard represented French fashion, wearing a shimmering one-sleeved Elie Saab dress with Jimmy Choo heels and Carla Amorim jewels, while Rosario Dawson opted for a white-hot look from Project Runway alum Christian Siriano.

PHOTOS: Carey Mulligan’s Iconic Style

And the newly single Carey Mulligan looked flawlessly fashioned per usual in a Preen Spring 2011 ensemble, which she paired with color-popping Yves Saint Lauren pumps.

PHOTOS: Sexy Celebs Who Have Good Taste In Bikinis And Bad Taste In Boys

Don’t miss all these looks and more from The 2010 BAFTA Britannia Awards. See them here.