The Oscar-winning singer stars opposite Joaquin Phoenix in the upcoming sequel as the disturbed lover of his titular Batman villain.

Lady Gaga discussed this subject while explaining how the movie inspired her new album Harlequin, which collects reimagined covers that she and Phoenix sing in Joker, as well as two original songs. The singer-songwriter and star of movies like A Star is Born and House of Gucci started off by telling EW:

In 2019, “Joker” became an improbable box office smash and cultural juggernaut. Sure, the R-rated crime drama was based on the ubiquitous Batman villain. But this take on the Clown Prince of Crime was darker and more disturbing than your average comic book adaptation — more akin to Martin Scorsese’s “Taxi Driver” than the DC

The singer, who announced that she will be dropping the first single from her forthcoming seventh studio album next month, just announced “Harlequin,” a soundtrack album titled to the forthcoming film “Joker :Folie et Deux,” in which she stars with Joaquin Phoenix.

Lady Gaga has announced a brand new album called Harlequin, with the project serving as a companion piece to Joker: Folie à Deux. The upcoming movie, a sequel to the 2019 film, sees Joaquin Phoenix reprise his role as Arthur Fleck, with the character meeting Harleen ‘Lee’ Quinzel (Gaga) during his stint at Arkham State Hospital.

As Joker 2 nears its release, director Todd Phillips has opened up about the future of Lady Gaga’s Harley Quinn. During a red carpet event, Phillips discussed the possibility of a standalone film for Gaga’s Harleen Quinzel.

Lady Gaga channelled her inner Harley Quinn at the Los Angeles premiere of Joker: Folie à Deux on Monday (September 30) and left everyone stunned with her unique style sense. The singer and actress looked drop-dead gorgeous in her bold red hair and bleached brows at the iconic TLC Chinese Theatre.

Lady Gaga showed off her eclectic fashion sense on Monday as she channeled her character Harley Quinn at The Joker: Folie à Deux premiere in Los Angeles.