"Jumping The Shark" and Woody Allen

I never knew the term "jumping the shark" came from Happy Days' Fonzie stunt and thanks to Studio 360 now i do. This Sunday the show devoted a segment to different artist who have "jumped the shark." I thought of Woody Allen right away and it seems others had too (he was the most popular choice among the listeners). One listener remarked on Allen's talent arc - "There's a man who knows what it is like to be human. And I feel like he forgot. "