One score spells disaster for Joker sequel  news.com.au‘Joker: Folie à Deux’ Flails at Box Office After Receiving an Unprecedented D CinemaScore  Hollywood ReporterLady Gaga says she had to ‘do away’ with her usual onstage ‘bravado’ for her take on Harley Quinn in ‘Joker’ sequel  CNNBox Office: ‘Joker 2’ Singing Off-Key With $20 Million Opening Day  VarietyJust How Bad Does It Look For ‘Joker 2’? Critical Pans And Worsening Box Office Predictions Spell Doom  Forbes