In 1988 Erick Seidel. That event has been immortalized in the Rounders.
Johnny Chan was dealt:

Erik Seidel had:

Chan and Seidel limped. The flop came:


It gave Chan the best possible straight and an overpair to Seidel. Chan bet $40,000. Seidel then raised $50,000. Chan called. 2s on the turn didnt change anything. Though Chan had already made a hand he checked, giving Seidel an illusion that he was still on a draw. Seidel moved all in. Chan called. The river showed that Chan was a winner:




So Chan became the World Champion for the second time.




