BEST: Rebecca Hall hit the Venice Film Festival premiere of The Town in a color-popping Vionett Resort 2011 gown.

BEST: Angelina Jolie got terrifically trenched in Burberry for a day of traveling.

BEST: Malin Akerman looked tres fab in a two toned alice + olivia mini at the NYC premiere of The Romantics.

BEST: Dianna Agron looked tres Mad Men at the Glee Season 2 and DVD Premiere Party, wearing a yellow Carolina Herrera cocktail dress.

WORST: We love Katy Perry’s sexy Syren latex dress collection, but paired with red, white and blue Chanel boots, the sassy songstress experienced a fashion flop.

WORST: Talk about unflattering fashion! Eva Mendes drowned her covetable curves in a paisley mess of a dress, which she paired with lace-up granny shoes.

BEST: While husband Tom Brady got into a car crash this week, Gisele surely caused one, hitting the streets of NYC looking beyond sexy in casual separates.

WORST: When grunge meets granny, it looks something like Lindsay Lohan in her shredded denim and lace-up booties.

BEST: Tilda Swinton looked startlingly sophisticated in a midnight blue Lanvin gown at the Venice Film Festival premiere of Venus Noire.

BEST: Blake Lively dazzled in Chanel Couture at the re-opening of the French fashion house’s Soho store.

WORST: Alexa Chung attended the GQ Man of the Year Awards in London awkwardly pairing silver Chanel booties with a Valentino ensemble.

BEST: Blake Lively was in living color at a Fashion’s Night Out event in NYC, rocking a chartreuse green Marchesa Resort 2011 cocktail dress.

WORST: Julianne Moore hit an event for Fashion’s Night Out in NYC, drowning her fierce figure in a vivid print Balenciaga dress and chunky black ankle boots.

WORST: Nick Nolte was Down and Out in Beverly Hills in this getup!

WORST: There is No Doubt that this was not a hot look for Gwen Stefani!

WORST: Claudia Schiffer looked out of this world—but not in a good way—at a Fashion’s Night Out event at the Armani store in London.

BEST: Julianna Margulies looked fabulously fem in a ruched cocktail dress at the Late Show with David Letterman.

WORST: Miley Cyrus pulled her socks up high, but it didn’t make up for the fact that her cutoffs resembled underwear!

WORST: Betsey Johnson showed off her eccentric style at Elle’s Fashion Next Runway Show at Mercedes-Benz Fashion Week.

BEST: Sarah Jessica Parker got Chanel chic for the re-opening of the French fashion house’s Soho store.