Lawtey didn’t just walk away with a funny story either, he also gained invaluable experience working alongside Joaquin, who The Pale Blue Eye star describes as someone who delivered “a master class” every day on set. According to Harry, the Gladiator veteran actor's commitment to the role left a lasting impression on him.

Joker: Folie à Deux' actor Harry Lawtey told 'Variety' that he and Joaquin Phoenix pranked Lawtey's mother by having Phoenix appear on their FaceTime call while wearing his full Joker makeup. "I said,

Joaquin Phoenix, no doubt a method actor, got into character once more on the set of Joker: Folie à Deux; some of his character’s antics even transitioned into real-life scenarios. Harry Lawtey, in a recent interview with Variety,

Joaquin Phoenix's laugh as Arthur Fleck apparently took a toll on the actor during 'Joker: Folie à Deux' production.

Folie à Deux trailer is out, previewing the upcoming sequel to 2019’s hit film starring Joaquin Phoenix. What happens in the Joker: Folie à Deux trailer? The new trailer highlights more of the relationship between Arthur Fleck (Phoenix) and Harley Quinn (Lady Gaga),

Folie à Deux, recalled the time he and Joaquin Phoenix played a trick on Lawtey’s mom on the movie set. Phoenix stayed in full Joker makeup on set, even when not filming, so Lawtey said the actor played a trick on his unsuspecting mom.