Terry Jones, from somewhere in the back: “You don’t look dead to me.” I got better. But, honestly, what is left for a writer to say about “Monty Python and the Holy Grail,” the seminal comedy that ...

Seldom does an act of haphazard comic rebellion infiltrate popular culture. But when it happens, other things happen, too. People start quoting it before they get home. Before you know it, the movie ...