Ken Jennings had 30 seconds to come up with the answer.

The clue: Most of this firm’s 70,000 seasonal white-collar employees work only four months a year.

Jennings wrote his answer down quickly. His competitor, Nancy Zerg, took a little longer. And then time was up. Zerg, who was in second place with $10,000, revealed her response: H&R Block.

She was correct. Her $4,401 wager put her just a dollar ahead of Jennings. All eyes were now on the reigning champ.

His answer? FedEx.

It was the gasp heard round the world. Sounds of disbelief rang throughout the “Jeopardy!” studio. Even Zerg’s mouth dropped open.

Jennings smiled through it all. He shook Zerg’s hand and the two hugged, marking the end of a “Jeopardy!” era. (Zerg would end up losing her very next game.)

That shocking episode a

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