Joker: Folie a Deux has made its debut in UK cinemas, but it’s not all good news for the film as it has now marked an unfortunate milestone.

The sequel sees Joaquin Phoenix reprise his role from the 2019 original hit as Arthur Fleck, who is currently held in Arkham awaiting trial for his crimes committed in the first film.

During his time there, he encounters Lady Gaga’s Harleen (or Lee) AKA Harley Quinn, who helps him find love and transforms the film into a full-blown musical.

The…