Folie à Deux, Joaquin Phoenix reprises his role as Arthur Fleck aka the Joker, and singer Lady Gaga plays Harleen Lee Quinzel aka Harley Quinn, who is a patient at Arkham State Hospital.
LadyGaga's Harley Quinn plants an ace of a kiss on JoaquinPhoenix's Joker in Entertainment Weekly's exclusive new preview of the upcoming sequel Joker: Folie à Deux. The clip (above) begins ...