Sharon Stone (1996)
When the nominee (Casino) mixed an old Gap tee with an Armani coat and Valentino skirt, the result was high-low chic and fashion history.
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The red carpet at the Academy Awards is a tricky place -- when the fashion's good it's very good, but when it's bad...oh my. Here are our picks of 30 actresses' unforgettable fashion choices -- for better and worse