‘Joker: Folie à Deux’ Review: Joaquin Phoenix and Lady Gaga Star in a Cracked Jukebox Musical — but It Doesn’t Let Joker Be Joker Enough

“Joker: Folie à Deux” may be ambitious and superficially outrageous, but in a basic way it’s an overly cautious sequel. Phillips has made a movie in which Arthur really is just poor Arthur; he does nothing wrong and isn’t going to threaten anyone’s moral sensibilities.