Prior to his driving the Pace Car at yesterday's Indianapolis 500, Good Morning America interviewed Patrick Dempsey to discuss his racing passion - as well as what's going on with his character on Grey's Anatomy!
Patrick may not have a clue what's to become of the troubled Derek and Meredith after the way Season 3 ended, but in listening to him, it's plain to see why this Dr. McDreamy is revered by fans on and off the set.
Here's the clip of Patrick on the show ...
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