Costume designer Arianne Phillips wasn't (too) intimidated by dressing a criminally insane couple and a Nobel Prize-winning music legend.

Gaga coaxes Joaquin Phoenix's Joker to do as he pleases in the first official preview of her voice as the DC Comics ...

These photos revealed Gaga in her full Harley Quinn makeup and costume for the first time, while a large crowd of extras played supporters of the Joker holding up signs with messages like "Free ...

Phoenix returns as the Joker, while Gaga takes on the role of Harley Quinn in the sequel to the Oscar-winning 2019 ...

4. 'Joker: Folie à Deux' hits theaters on Oct. 4, exactly five years to the day after its predecessor danced into cinemas. Lady Gaga stars as Harley Quinn, alongside Joaquin Phoenix, in the ...

Lady Gaga sits down with ET’s Denny Directo to talk about her new film, ‘Joker: Folie a Deux,’ in theaters Oct. 4. Lady Gaga stars as Harley Quinn, alongside Joaquin Phoenix, in the trailer ...

In the Batman canon, Harley Quinn (Gaga) begins her journey as Dr. Harleen Quinzel, an Arkham Asylum therapist who falls in love with Joker and joins him as his oft-abused love interest and ...