Season 4, Episode 4 The Heart of the Matter

First Aired: October 18, 2007

Adele Webber (Loretta Devine) rushes the niece who had her prom at Seattle Grace back to the hospital for treatment; Izzie reveals her feelings for George to a mutual friend, and the reaction is not what she expects; Derek shows Cristina how to be a better teaching resident; and Norman (Edward Herrmann), an intern who's considerably older than his colleagues, misdiagnoses one of Meredith's patients.

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