BEST: Sarah Jessica Parker wasn’t exactly haute headed but we loved loved loved her purple Halston Heritage cashmere sweater dress, which she paired with a jeweled clutch and diamond bling for the Robin Hood Foundation Gala.
WORST: Janet Jackson sported awkward attire for a day of traveling in London.
BEST: Rachel Bilson looked leggy in her leather shorts and embellished top, both Chanel, at the brand’s Resort 2012 Presentation in Antibes.
WORST: Dude may not look like a lady, but he definitely looks like a hobo! Steven Tyler brought his funky fashion sense to the streets of Beverly Hills.
BEST: Blake Lively looked uber sexy at the Chanel Resort 2012 Presentation in Atibes, rocking a black sequin jacket with an micro-mini tulip skirt and Christian Loboutin pumps.
WORST: From fashionista to frumpinista! Sienna Miller sported her sweats and a shabby plaid shirt out in public, while out and about in London.
BEST: Keira Knightley hit The Daily Show with Jon Stewart, all dressed up in a dazzling floral appliqué Valentino dress and heels from the same collection.
WORST: Chloe Sevigny resurrected her grungy look from the 1990’s, whie out and about in NYC.
BEST: Gisele Bundchen showed off her smoking hot bod in skin-tilating Emanuel Ungaro dress and Christian Louboutin heels at the Robin Hood Foundation Annual Benefit.
BEST: Rihanna rocked a pink S&M-style halter gown and gold strappy Christian Louboutin heels while cruising around in Germany.
PHOTOS: Stars In The Best & Worst Fashions Of The Day