Lady Gaga Confirmed For Joker 2 as Harley Quinn. It's Gonna be a Musical! Negotiations Finalizing

The sequel no one asked for but we are getting anyway, The Joker 2 will apparently be staring Lady Gaga as Harley Quinn. Harley Quinn in the Batman Universe is Joker's long time girlfriend who started out his psychiatrist. Well apparently Lady Gaga has been cast in that role and there's rumors going around that it will even be a musical.