Joker 2 Trailer: Joaquin Phoenix and Lady Gaga Set to Redefine DC Universe in 'Joker: Folie à Deux | Watch

Set shortly after the events of the 2019 film, the trailer teases a musical journey and a captivating storyline.

In this new installment, Joker and Harley Quinn's romance ignites within the walls of a mental asylum, leading them to unleash chaos upon Gotham City. The trailer hints at thrilling on-stage moments, showcasing Lady Gaga's spotlight in the film.

Director Phillips addressed inquiries about the film's musical aspect, stating, "I like to say it’s a movie where music is an essential element. To me, that doesn’t veer too far from the first film." Music composer Sam Slater hinted at Gaga's involvement in the musical process, adding to the anticipation surrounding the film.

Joker 2: Folie à Deux is scheduled to hit theaters on October 4th.