David and Oprah in 2003

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In two decades of television, Oprah says she has never felt a story the way she felt the one about David.

Back in 2003, David appeared on the show after he'd lost more than 300 pounds . For years it had been his dream just to sit in a Porsche. Oprah granted him his wish…and then some! After he enjoyed a few minutes in the driver's seat, Oprah announced, "Take a good look at this Porsche, because it is yours!"