For a show that was all about producing a warm nostalgic glow in baby boomers wistful for their 1950s youth, "Happy Days" at times seemed like a bit of a downer behind the scenes. For one thing, Henry Winkler found playing Arthur "Fonzie" Fonzarelli to be somewhat of a curse in the years immediately following the show's 1984 cancellation, simply due to the fact he couldn't get a job after being typecast as the legendary greaser. But he also had his share of troubles during the series' production, one of which involved arguing over whether Fonzie would wear a life preserver over his leather jacket during the infamous "jumping the shark" scene.
The sitcom was full of memorable moments, but arguably (and perhaps sadly) one of its biggest contributions to the zeitgeist was the term "jumpin

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