Lady Gaga, who plays Harley Quinn in Joker: Folie a Deux ... And what happens when you cover up all of the complexities beneath the surface?" The Poker Face singer also discussed her relationship ...

Lady Gaga already teased a preview of her Joker face — now, one week out from the highly-anticipated sequel's April 9 trailer debut, she's officially debuted her Harley Quinn voice in the first ...

Phoenix reprises his role in the sequel, which explores the twisted relationship between Joker and Harley as they meet ... the first official photos of Gaga and Phoenix in character on his ...