Joker: Folie à Deux Harley Quinn Joaquin Phoenix Harleen Quinzel Vocal Technique Joker: Folie À Deux Joker: Folie A Deux Fashion Choices Joker: Folie à deux Fashion Performance Career Collaboration with Joaquin Phoenix Career Impact Role in Film Joker: Folie á Deux Roles Nominations A Star Is Born Public Appearances The Sopranos Role as Harley Quinn Upcoming Projects Fashion at Film Festivals Character Interpretation Physical Transformation