However, in Joker: Folie a Deux, Lady Gaga's Harley Quinn is introduced as a patient ... by an acid attack inflicted by the Gotham gangster Sal Maroni. This backstory has become a defining aspect ...

Those theories were soon confirmed, as Lady Gaga was reported to be playing Harley Quinn, the Joker's love interest. In the comics, Harleen Quinzel is a psychiatrist the Joker falls in love with ...

What it’s about: After breaking up with The Joker, Harley Quinn seeks to turn over a new leaf by helping a group of vengeful women defeat the sadistic Gotham City crime boss, Black Mask.

A Joker sequel starring Joaquin Phoenix is officially in the works with a script, a new mysterious title and a major DC character potentially set to appear. The news was confirmed by director Todd ...