I believe the director said that the only scene that never happened was the last scene.
The joker isn't taken out of the police car. After the accident happened he was taken to the Asylum. Him being praised while dancing on a car was just his imagination.
The joker isn't taken out of the police car. After the accident happened he was taken to the Asylum. Him being praised while dancing on a car was just his imagination.
Idk if it means anything