BEST: Mila Kunis looked white hot in Louis Vuitton at the Moscow photocall of Friends with Benefits, pairing the sexy, halter dress with snaky Lanvin pumps.
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WORST: Lady Gaga left little to the imagination, exposing her bra and panties underneath a sheer and feather-shouldered sheath.
BEST: Rachel Weisz looked red hot at The Late Show with David Letterman, rocking nude pumps, a Judith Leiber clutch and Bulgari bling with her bow-shouldered Valentino mini.
WORST: Not quite sure what is going on with Minnie Driver's look, but her eccentrically ankled shoes look inspired by Lindsay Lohan's infamous SCRAM contraption.
BEST: Nicollette Sheridan looked startlingly younger at the Hallmark Chanel and Hallmark Move Channel Summer TV Critics Association press panel, wearing a black and white color-blocked dress with strappy sandals.
WORST: Katie Price (aka Jordan) was up to her old tricks, wearing a gold lame jumpsuit as she attempted to break the world booksigning record.
BEST: Bride-to-be Kim Kardashian looked super cute in a summer style, wearing a striped tank with an a-line skirt, thick belt and Christian Louboutin Lady Clou slingbacks.
WORST: Whitney Port wasn't exactly sizzling in summer style, wearing drawstring shorts and a tank with Converse kicks.
BEST: Cameron Diaz sizzled in Miami, showing off her famous figure in skintight white pants, a flirty tank and Christian Louboutin Panier 120 Espadrille wedges.
WORST: Taryn Manning bugged out in NYC, wearing awkwardly oversized glasses with a croptop and jeans.
The Best And Worst Dressed Stars Of The Day