Best & Worst Dressed

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Rose Byrne stole the show in Calvin Klein, Naomi Campbell looked sleek in Alaia, and Anna Dello Russo wore a shift resembling a Picasso. See fashion's highs and lows this week.

Jason Merritt/Getty; Marc Piasecki/WireImage

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Scoring one of the best dressed slots at Sunday's Emmy Awards was Rose Byrne, who stunned in a pink, form-fitting Calvin Klein two-piece set -- comprised of a sleeveless halter top and skirt -- that showed a slight middriff.

Jason Merritt/Getty

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Actress Salma Hayek attended the show for Alexander Wang's collection for Balenciaga on Thursday wearing a black and white marbelized ensemble with oversized sunglasses.

Bertrand Rindoff Petroff/Getty

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Taylor Swift looked sophisticated as ever at the LA premiere of Romeo & Juliet on Tuesday in a cream, rose-printed dress from Reem Acra's Spring 2010 collection with coordinating nude Christian Louboutin kitten heels and red lipstick.

Jason Merritt/Getty

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Naomi Campbell flaunts a sleek bob with her floor-length, blue turtleneck gown with green sequins by Alaia for the opening of the Azzedine Alaia Retrospective at The Palais Galleria in Paris Wednesday evening.

Marc Piasecki/WireImage

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The Homeland actress looked glamorous on the red carpet at Sunday's Emmy Awards in a nude, low neckline Armani Privé gown with sequins and a "faux bob."

Jason Merritt/Getty

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Fresh off the Spring/Summer 2014 runway, Hailee Steinfeld looks young and fresh in a white, lavender, black, and light blue off-the-shoulder dress by Prabal Gurung with black Brian Atwood platforms at Tuesday's premiere of her upcoming film Romeo & Juliet in LA.

Jason Merritt/Getty

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Is Anna Dello Russo wearing a painting? Nope, just vintage Miu Miu as she attends the cocktail party for Stefano Pilati's debut collection for Agnona Collezione Zero on September 20 in Milan.

Pier Marco Tacca/Getty for Agnona

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Yet another leg on Miley Cyrus's downward spiral -- the singer sported an outrageous outfit to the iHeartRadio music festival in Las Vegas on September 21 that featured a white fur stole, a mesh tunic, black and white underwear, and naturally, nipple pasties.

Ethan Miller/Getty for Clear Channel

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Minaj could have used Miley Cyrus's nipple pasties when attending the Ellen Degeneres show on Tuesday. The music artist donned tight black pants by Hervé Léger, a gold Chanel belt, and a black Moschino jacket that showed off way too much. Next time, Nicki, better to leave something to the imagination.

nickiminaj, via Instagram

Best & Worst Dressed

Rose Byrne stole the show in Calvin Klein, Naomi Campbell looked sleek in Alaia, and Anna Dello Russo wore a shift resembling a Picasso. See fashion's highs and lows this week.

Erin Cunningham