WACKY: Long live the Queen, Kelly Osbourne? The Fashion Police host channeled an aging royal in a sharp shouldered and over-the top Zac Posen gown, which she paired with a Judith Leiber clutch, finishing off the look with her granny gray hair.

WACKY: Piper Perabo really took the whole “upside down cupcake” look to the max, wearing a ridiculously big Theyskens Theory gown that she didn’t have the clout to pull off. To make matters more disastrous, you could see her panties through the sheer fabric.

BEST: Katharine McPhee was appropriately attired for her presenting duties, wearing a nude chiffon & tulle silver leaf embroidered custom Donna Karan dress with nude Christian Louboutin heels.

BEST: Claire Danes looked elegant and edgy simultaneously in an art-deco design J. Mendel gown that showed off her beautiful back.

BEST: Julianna Margulies donned a sleek, sophisticated and sexy purple Giorgio Armani gown, which featured an open back.

BEST: Ariel Winter looked absolutely adorable and age appropriate in a totally fun Dolce & Gabbana purple party dress.

BEST: Nicole Richie wore a stunning, liquid metallic beaded Julien Macdonald gown with Jimmy Choo heels and a clutch from her House of Harlow collection.

BEST: Jessica Chastain looked white hot and Old Hollywood glam in a beautifully beaded Givenchy gown, that showed off her covetable curves to the max. She finished off the look with Harry Winston bling, which included oversized pearl and diamond earrings.

BEST: Melissa McCarthy looked absolutely gorgeous, wearing Badgley Mischka from head to toe!

BEST: Diane Lane stunned in beautifully beaded Reem Acra gold gown.

BEST: Octavia Spencer was beautifully hued in a divinely draped lilac Tadashi Shoji gown, which she paired with matching Christian Louboutin heels and a Judith Leiber clutch.

BEST: Freida Pinto looked insanely elegant in an understated Prada strapless gown, which she finished off with dazzling Chopard jewels.

BEST: Sofia Vergara brought on the va va voom in a midnight blue strapless Vera Wang mermaid gown, which she jazzed up with Harry Winston jewels.

BEST: Julie Bowen looked pretty in pink, wearing an embellished shoulder Reem Acra gown, finishing the look off with a Mad Men-esque hairdo.

WORST: Sarah Michele Gellar, who revealed that her daughter picked out her dress, did not exactly make the glam grade in a tie dye Monique Lhuillier gown, which she paired with Jimmy Choo heels and Bvlgari bling.

BEST: Rooney Mara stayed in character in a dark and dangerous cutout Nina Ricci mermaid gown.

BEST: Paula Patton looked anything but mellow in a vibrant yellow Monique Lhuillier strapless gown.

BEST: Newly single Zooey Deschanel dazzled in a custom Prada gown that featured a green and black bodice.

WORST: Shailene Woodley’s embroidered Marchesa gown was gorgeous, but the young actress just didn’t work it the way it deserved. She finished off the look with Tabitha Simmons sandals.

BEST: Salma Hayek showed off the girls and her covetable curves in a stunning art deco style Gucci gown.

BEST: Drop. Dead. Gorgeous. Angelina Jolie ravished in snow white and red, wearing a gorgeous one-shoulder Versace gown, adding a red clutch and custom-made Lorraine Schwartz jewels.

BEST: Stacy Keibler looked red hot in a gorgeous gown, joining her hunky beau George Clooney on the carpet.

WORST: Michelle Williams could have done better than this purple velvet Jason Wu gown, which she paired with a Judith Leiber clutch and a Fred Leighton headband.

BEST: Sarah Hyland looked elegant in a vintage Dolce & Gabbana gown and recovered gracefully when her zipper broke on the red carpet!

BEST: Kate Beckinsale really knows how to wear a dress in jaw-dropping fashion! The Brit babe showed of her hot bod in a Roberto Cavalli gown, which she finished off with Lorraine Schwartz bling.

BEST: Heidi Klum rocked Calvin Klein the sexiest way possible. Her nude, body clinging number was perfected with a turquoise neckpiece.

BEST: Mila Kunis filled her fashion role as the new face of Dior, wearing a divine black gown.

BEST: Reese Witherspoon flaunted her curves in radiant fashion, wearing a figure flattering and incredibly dramatic Zac Posen gown with her hair casually curled and tumbling down her shoulders.

BEST: Lea Michele showed off most of her body, in a daringly revealing, gunmetal grey Marchesa gown.

BEST: Madonna has been quite the wild card lately, but the diva looked divine in a beautifully beaded Reem Acra gown, wearing gloves of course, which she could have lived without. She finished off the look like a true Material Girl, wearing over $2.5 million in Neil Lane bling!!!

BEST: Emma Stone looked super fabulous in a color happy purple and fuchsia Lanvin gown that featured an eagle adorned belt.

WACKY: Andrea Riseborough filled Helena Bonham Carter’s sassy style shoes, wearing a very Elizabethan Vivienne Westwood dress.

BEST: Jessica Alba showed off her post preggers bod in a lovely lilac Gucci gown, which was gorgeously embellished, with Bvlgari bling.

BEST: Elle “The Body” Macpherson stunned in a white hot Zac Posen gown.

BEST: Viola Davis really brought on the glam, wearing a stunning, slitty Emilio Pucci Bordeaux custom gown. She finished off the look with a gold clutch and Fred Leighton jewels.

BEST: Charlize Theron was a showstopper in slitty Dior Couture gown that featured a floppy and fabulous bow. She finished off the look with Cartier museum jewels.

BEST: Mary J. Blige was dressed up like the true diva that she is, in a luxurious suntan hued embellished Michael Kors gown that featured fabulous feather details.

BEST: Tina Fey stunned in a beautifully hued Oscar de la Renta strapless gown.

WORST: There was way too much going on with Diana Agron’s bright red, laser cut Giles swan gown. The Glee star finished off the look with Fred Leighton jewels.

BEST: Jessica Biel looked angelic in a beautifully embroidered, sleeved, custom-created Elie Saab gown.

BEST: Natalie Portman looked pretty in pink, wearing a strapless Lanvin gown with Harry Winston jewels.

BEST: Nicole Kidman rocked a tres glam Versace gown with Fred Leighton jewels, Manolo Blahnik heels and Roger Vivier heels.

WACKY: It wasn’t Tilda Swinton’s pale purple ensemble that was so shocking, it was her hair! The We Need to Talk About Kevin star finished off her look with Fred Leighton jewels.

BEST: Busy Philipps went for the Grecian look, wearing a stunning, fringed Temperley London gown.

BEST: Julianne Moore rocked a totally chic Chanel Haute Couture gown with emerald beaded earrings.

BEST: Evan Rachel Wood stunned in sequins and feathers, wearing a plunging neckline Gucci gown with a Judith Leiber clutch.

BEST: Laura Dern dazzled in an emerald green Andrew GN sequined gown from the Resort 2012 collection.

BEST: Jodie Foster looked beautiful in blue, wearing a strapless Giorgio Armani gown.

BEST: Glen Close looked sophisticated in Armani Prive.