See an extended preview of Joker: Folie à Deux starring Joaquin Phoenix once again in his Oscar-winning dual role as Arthur Fleck/Joker, opposite Oscar winner Lady Gaga (“A Star Is Born”). Look for it on digital. SUBSCRIBE to Warner Bros. Entertainment: bit.ly/32v18jf About Joker: Folie à Deux Joker: Folie à Deux finds Arthur Fleck institutionalized at Arkham awaiting trial for his crimes as Joker. While struggling with his dual identity, Arthur not only stumbles upon true love, but also finds the music that's always been inside him. Look for it on digital: warnerbros.com/movies/joker-folie-a-deux#watch Watch more Joker: youtube.com/watch?v=sESTA34wvPA&list=PL7Eup7JXScZwSF-JjbppW8KtuRA1ol0mI Joker: Folie à Deux Extended Preview Chapters 0:00 Got a Joke? 3:39 Lady Gaga 5:46 Here for You 7:20 Is that a Joke? About Warner Bros. Entertainment: At Warner Bros. Entertainment, we believe in the power of story. From classics to contemporary masterpieces, ex...