EW: Our picks of the ladies who brought the most heat to nerdalicious roles in movies and TV during the past year.
SANDRA OH
Christina Yang on Grey's Anatomy
Undeniably sexy in Sideways, the Canadian actress is now one of the most reliably awesome parts of Grey's Anatomy. As the hyper-competitive doc Christina Yang, Oh stirs things up week after week with her unique brand of Type-A comeliness.
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