Joaquin Phoenix Says ‘Joker: Folie À Deux’ Co-Star Lady Gaga Was “Spitting Up Coffee The First Time I Sang”

Joaquin Phoenixis talking about filmingJoker: Folie a Deuxand his co-starLady Gagas reactionwhen she heard him sing.

People know me by my stage name, Lady Gaga, right?

Joker: Folie a Deuxscast also includes Catherine Keener, Brendan Gleeson, and Zazie Beetz.

Lady Gaga and Joaquin Phoenix in a scene from ‘Joker: Folie à Deux’Warner Bros. / DC Studios