Joaquin Phoenix’s Joker will make his big screen return alongside Lady Gaga. Not long after Joker director Todd Phillips confirmed he would be writing and directing a sequel, Gaga confirmed her casting by sharing a video of her and Phoenix’s silhouettes dancing via Instagram.

Joker and Harley Quinn are sharing their madness with Gotham City as mayhem reigns in the trial of Arthur Fleck.

Folie a Deux final trailer begins with the focus on Lady Gaga 's Harley Quinn, who tells Joker that she's been told that he is a bad influence on her. Some scenes include Harley walking up the steps of the courthouse with an angry mob shouting from the streets,

Warner Bros. has released a second extended clip from Todd Phillips' Joker sequel, and it finds Lady Gaga's Harleen "Lee" Quinzel planting a kiss on Joaquin Phoenix's Arthur

A new Joker 2 clip is out, previewing the unconventional romance between Joaquin Phoenix’s Joker and Lady Gaga’s Harley Quinn in the upcoming DC sequel. What happens in the Joker 2 clip? The new clip sees Quinn visiting Arthur Fleck as he’s being held in jail.

Joker: Folie à Deux. The 60-second video features Lady Gaga's Harley Quinn visiting an emaciated Arthur Fleck, or Joker, played by Joaquin Phoenix, who is in a mental institution. Before she leaves, she pulls out a red lipstick and smears a clownish grin,

Lady Gaga recently shared the movie's final trailer, and she sounds absolutely incredible singing "That's Life" in it. What we know about Joker: Folie à Deux is limited, but that'll change when it hits theaters in October.

That certainly looks to be the idea in the latest trailer for Todd Phillips all-singing, all-dancing movie with music Joker: Folie À Deux, which sees Joaquin Phoenix's Arthur Fleck taking to the stand as he goes on trial for the televised killing of Murray Franklin (Robert De Niro) in Joker.