Lady Gaga has been confirmed to be in the sequel to Todd Phillip's 'Joker', titled 'Folie à Deux', playing Harley Quinn.
UPDATE: Lady Gaga Confirmed To Star in Upcoming 'Joker' Sequel
Joker 2 reveals best look yet at Lady Gaga as Harley Quinn as filming wraps - Dexerto
Joker: Folie à Deux (2024) - IMDb
Lady Gaga Is In Talks To Star In Joker Sequel Possibly As Harley Quinn
Lady Gaga In Talks to Star in Musical Joker Sequel
Joker: Folie à Deux: Plot, cast and release date
Lady Gaga Filming 'Joker: Folie a Deux' in Manhattan – NBC New York
Lady Gaga Is Confirmed To Star In The Joker Sequel
Lady Gaga went by Lee — short for Harleen? — on 'Joker 2' - Los Angeles Times
What we know about 'Joker 2' with Lady Gaga, Joaquin Phoenix - Los Angeles Times
Joker 2' first look: Lady Gaga, Joaquin Phoenix revealed in dark embrace