Grey's Anatomy: 5.09 "In The Midnight Hour" - Sneak Peeks

Meredith, Cristina and Bailey come to Lexie and Sadie's rescue when a routine surgery goes horribly wrong, as Owen and Derek treat a man seriously injured while sleepwalking and Mark comforts the sleepwalker's distraught daughter, on "Grey's Anatomy," THURSDAY, NOVEMBER 20 on ABC.

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