For shoes, Gaga chose a pair of massively high Kiki boots from the designer. The shoes are the ankle version and buckle up the front of the foot in a series of three straps. Under them, Gaga wore a pair of sheer knee-high socks.

The singer and co-star Joaquin Phoenix discussed their decision to sing live on a soundstage for the upcoming film on Friday morning (Sept. 27).

Lady Gaga stays in character on Harlequin. It's her companion to Joker: Folie a Deux, inspired by her role as Harley Quinn. But it's a luxuriant album of jazzy swing, mostly standards, right in her sweet spot.

But thats not all! We are also going to get to enjoy her incredible talents on the big screen when Joker: Folie À Deu x drops in theaters on October 4 . For those unfamiliar with the project the film picks up following the events of Joker and sees Arthur Fleck (Joaquin Phoenix) now institutionalized at Arkham awaiting trial for his various crimes.

Lady Gaga is setting the stage for her starring role in 'Joker: Folie à Deux' with the companion album 'Harlequin.'

Lady Gaga finally unveiled the cover art for her latest LP, Harlequin, which she described as a "companion album" to the soundtrack for her upcoming Todd Phillips psychological musical thriller Joker: Folie à Deux.