"Sometimes we can go through dark times and feel like happiness is an accident when it happens," she told Kimmel.

Lady Gaga visited Jimmy Kimmel Live! on Tuesday to discuss her role as Lee Quinzel- also known as Harley Quinn- in the new movie Joker: Folie à Deux. On the show, she also performed the original song Happy Mistake from the companion album Harlequin,

Lady Gaga reveals to THR how creating her 'Harlequin' companion album to 'Joker: Folie à Deux' helped her process the dark nature of the film and playing Harley Quinn.