The worst thing about Joker: Folie à Deux is its unfulfilled potential. It begins with the promise of a novel approach to the Joker and Harley Quinn, placing them in a world where the opposite of cruelty is musical romance. Unfortunately, the DC sequel gets bogged down by a lengthy courtroom saga, which not only keeps the dazzling Lady Gaga away from the spotlight, but centers the movie entirely around its own predecessor, without doing or saying anything new.

https://www.ign.com/articles/joker-f...-todd-phillips