Hobbits toke on pipes in the Shire. James Bond smokes while outsmarting foes and wooing women. Freddie Mercury and his bandmates puff on cigarettes as Queen rockets to stardom.
"Joker," the gritty comic book film about the origins of the crazed Batman villain, has become the highest-grossing R-rated film of all time.The film, which stars Joaquin Phoenix as a troubled man who turns into a killer clown, has made…