“I wasnt finished with this character when I was done making the movie.
Creating her had a deeply profound effect on me.
Harlequin,the duo’s first official musical collaboration, accompanies the release of the highly anticipatedJokersequel.

Lady Gaga in ‘Joker: Folie à Deux’ ; Michael Polansky and Gaga at ‘Joker: Folie à Deux’ premiere.Niko Tavernise/Warner Bros.; Samir Hussein/WireImage
Phoenix “was sick every day” with nerves, the director adds.
The truth is, they gave each other pointers.
Hed give her pointers about acting; shes been in movies, but hesJoaquin Phoenix.

Lady Gaga and Joaquin Phoenix in ‘Joker: Folie à Deux’.Warner Bros.
She gave him tips about music because shesLady Gaga.
Its what movies should be: a giant collaboration, Phillips explains.
Theres less room for interpretation.”
Joker: Folie a Deuxis in theaters Friday.