Cheers and everyone shouts "Swarley," same as when the characters traditionally yelled "Norm!" whenever Norm Peterson entered the Cheers bar, and he turns and walks out dejectedly as Carl the bartender plays "Where Everybody Knows Your Name." The camera angle also changes to show the same bar set-up and framing for the main interior bar shots featured in "Cheers". Additionally, the end credits are done in the gold "Cooper Black" font of the "Cheers" credits (which was a highly popular font for sitcoms of the early-to-mid-1980s). The is named for Norm Peterson due to Armin Shimerman calling the originally nameless character
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".