When 'Joker' came out in 2019, the film surprised audiences with its new and dark take on the famous supervillain character, exploring the opposite end of the good-fights-evil superhero narrative.

Bruce Wayne has not taken on the mantle of Batman in Gotham City in the Joker franchise, but director and co-writer Todd Phillips recently talked about what Joaquin Phoenix's Arthur Fleck would think about the Dark Knight if he was running around taking down criminals in Gotham.

"Joker: Folie à Deux" filmmaker Todd Phillips is backpedaling on whether or not the supervillain sequel is a musical, admitting in a "Fresh Air" interview Monday that it is, in fact, "the very definition of a musical.