NYTimes : Shark's Pearly Teeth Gnash Near 'The West Wing' Has West Wing "jumped the shark"?

"An inspired phrase, "jump the shark" refers to the point at which a television series begins its downward slide. (The term comes from the moment in the aging "Happy Days" when Fonzie waterskied over a shark...)"

The last four episodes have been dull and getting a little flaky but it is only four episodes. Wait it bit before you pronounce it no better than the rest of television.