He's not alone anymore. Joker: Folie à Deux – only in theaters and @IMAX, October 4
The first teaser trailer for Joker: Folie à Deux was recently released and became the highest-viewed trailer in its first 24 hours for Warner Bros. since the smash hit Barbie. Joker was a runaway hit for DC in 2019, earning over $1 billion at the box office and becoming the highest-grossing R-rated movie of all time. Joaquin Phoenix won an Oscar for his performance as the titular character and returns for Joker: Folie à Deux alongside Lady Gaga as a completely new take on Harley Quinn.