Dozens of celebrities ranging from Beyoncé and Jennifer Lopez to Psy and Victoria's Secret models attended Monday night's Costume Institute Gala for the "PUNK: Chaos to Couture" exhibition at the Metropolitan Museum of Art.
Sarah Jessica Parker, Miley Cyrus and others fully embraced the event's punk theme -- but not all did it well.
See who rocked the red carpet.
BEST: Anne Hathaway shocked with her newly bleached blonde hair as she walked the carpet with designer Valentino, wearing a vintage Valentino gown from 1992.
WORST: Ashley Olsen floated down the red carpet in a beaded orange Dior Couture dress with a sheer overlay.
BEST: Sarah Jessica Parker committed to the punk theme in this amazing Philip Treacey mohawk headpiece, Gilles dress, Fred Leighton jewels, and Christian Louboutin custom boots.
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