What Is... Cliff Clavin? show's host, Alex Trebek, later arrives at Cheers, tells Cliff that his response should have been accepted earlier, and announces his resignation as the host of "Jeopardy!". However, Cliff convinces Trebek to remain as host by telling him how much the show and Trebek mean to him. After Cliff shares the news with others, Norm Peterson (George Wendt) praises Trebek for doing this just to make Cliff feel better. However, Trebek says that he did not realize that Cliff was at the bar and that meeting him had been a coincidence. Trebek says that Cliff scares him and that the
What Is... Cliff Clavin? book "Brainiac", noted that "Jeopardy!"-related sitcom episodes had become common at the time. On the first episode of "Jeopardy!" season 31, which aired on September 15, 2014, "Jeopardy!" champion Elizabeth Williams echoed Cliff Clavin's answer in her response to the Final Jeopardy clue. Williams's $600 wager combined with her opponents' incorrect responses allowed Williams to triumph that day, nonetheless. The episode inspired the term "Clavin's Rule" in reference to maximizing all the winnings at the final round and losing them all. What Is... Cliff Clavin? "What Is... Cliff Clavin?" is an eighth season episode of the American television series "Cheers".