BEST: Mena Suvari looked Mad Men chic at the American: Pie: Reunion premiere in Melbourne, rocking an Alice + Olivia strapless party dress with cherry red Brian Atwood Maniac heels, H. Stern bling and a perfect coat of red lipstick.

WORST: Sarah Jessica Parker had a sheer disaster at the Louis Vuitton Paris Fashion Week show, wearing a black bra under her LV look.

WACKY: Dude looks like a lady! Marc Jacobs hit his Louis Vuitton – Marc Jacobs: The Exhibition in Paris, wearing a pink polo mandress from the Comme de Garcons Spring 2012 collection with buckled pirate loafers from his own collection.

BEST: Miu Miu spokesmodel Mia Wasikowska looked pretty in pink and black threads from the collection, at the brand’s Paris Fashion Week show.

WORST: Helena Bonham Carter wasn’t exactly flying high on the fashion front, hitting the airport in lustless layer.

WACKY: Bjork rocked her favorite white cocoon coat with a colorful dress over white jeans, while out and about in NYC, finishing the look off with brown hiking boots.

BEST: Julianne Moore showed some gorgeous skin at the Game Change premiere, wearing a cream and black color blocked Lanvin strapless gown with Buglari bling and a Lanvin bracelet.

WORST: Kim Kardashian had a fashion fur pas at Paris Fashion Week, hitting her pal Kanye West’s show dressed in his over-the-top luxe duds – including $6,000 heels!

WACKY: Daphne Guinness went all out for the Paco Rabanne show at Paris Fashion Week, showing lots of skin in a revealing and shredded ensemble.

BEST: Elizabeth Olsen looked classy and chic the New York premiere of Silent House, wearing a sleek, sleeved black dress with a gorgeously embroidered Balmain jacket and a clutch from her sister’s line The Row.

WORST: Cassie hit Paris Fashion Week, wearing one disastrous look after another, including this shredded Bon Jovi shirt , fringed jacket and gold chain print pants ensemble.

BEST: Freida Pinto steamed up the red carpet of the Cosmopolitan Fun Fearless Men and Women event, wearing a sexy strapless YSLEdition Soir ensemble with YSL heels and a black headband.

WORST: Snooki debuted her engagement ring from Jionni in totally tacky fashion!

BEST: Megan Fox sparkled in Elie Saab Spring 2012 Couture at the New York premiere of Friends with Kids, finishing off the look with Neil Lane jewels, a Ferragamo clutch and YSL heels.

BEST: Rose Byrne hit Cosmopolitan’s Fun Fearless Men and Women event, looking super summery in a Chanel cocktail dress, Brian Atwoodheels and H. Stern jewelry.

BEST: Reese Witherspoon looked church chic, wearing a Kate Spade New York dress with Repetto ballet flats.

BEST: Gwyneth Paltrow was sexily suited in Louis Vuitton at Louis Vuitton – Marc Jacobs: The Exhibition in Paris, wearing LV, of course!

BEST: Kristen Stewart rocked a sexy animal print LouisVuitton dress and steel-toed heels to Louis Vuitton – Marc Jacobs: The Exhibition in Paris.

BEST: Lily Collins looked pretty a in hot pink Honor dress at her NYLON Magazine and COACH March Issue cover celebration, pairing the dress with a COACH clutch and black heels.

BEST: Emily Blunt grabbed attention in her powerfully patterned Naeem Khan party dress at the Los Angeles premiere of Salmon Fishing In TheYemen, finishing off the look with bowed Gianvito Rossi heels.

BEST: Angelina Jolie was sexily suited in Gucci at the 3rd Annual Women in the World Summit in NYC.

BEST: Reese Witherspoon rocked a retro yellow Louis Vuitton dress to the Rio de Janeiro premiere of This Means War, finishing off the look with Jimmy Choo sandals and an attention grabbing necklace.

BEST: Stacy Keibler showed off her abs-to-die for in an ASOS cutout cocktail dress at the Beverly Hills Audi opening, finishing off the look with H. Stern bling, a Jimmy Choo clutch and Christian Louboutin heels.