While Joaquin Phoenix reprises his role, Lady Gaga plays Harley Quinn.
The trailer starts with the news of Arthur Fleck's trail being called, 'the trail of the century.'
Harley Quinn and Joker meet and their intense eye contact will give you chills.
In one scene, we see everything in the backdrop burning down as the duo shares a kiss.
With intense music in background, we see Harley Quinn painting the iconic smile on her face.
Harley Quinn and Joker dance together amidst the crowd, chaos and looming threat.
In a very quick moment, we see Joker hitting a judge in the courtroom with his gavel.
Without revealing much, the two says, "Let's give people what they want," from the stage.
Joker and Harley Quinn recreate the iconic dance on the stairs with crowds cheering for them.
Joker: Folie À Deux is coming to theatres on October 4.