So I'm enjoying the Fletch/Fletch Lives double feature on AMC tonight, and a question occurs to me - has there ever been a bigger fall from funny for a once-great comedic actor than Chevy Chase's? There was a time (about 1975-1989) when he could legitimately claim to be one of the funniest men in American film (and TV, although his time on Saturday Night Live didn't even last 2 seasons). Sure, there were some real stinkers in there (I'm looking ... Read on, Daddy-O