She promises Lady Gaga great performance Harley Quinn in Joker 2.

She'll do something incredible with it": Margot Robbie blesses Lady Gaga for Harley Quinn's role in Joker 2.

Margot Robbie is extremely excited about Woman Crazy allegedly taking on Harley Quinn's role in the upcoming "Joker"

Folie à Deux."Joaquin Phoenix, who won an Oscar for playing the person in the first "Joker"

film, will star inverse Crazy. Robbie began surprisingly realistic Harley on the big screen in "Self-destruction Crew"

And repeated the job in "Flying predators" and "The Self destruction Squad.

Starring inverse Crazy and Phoenix in "Joker: Folie à Deux" is returning star Zazie Beetz and newbies Brendan Gleeson

Catherine Quicker and Jacob Lofland.