Todd Phillips explains why a Joker: Folie à Deux scene with Lady Gaga’s Harley Quinn kissing another woman didn’t make the final cut. Paparazzi photos from the set of the Warner Bros.

Warning: Spoilers for Batman '89: Echoes #5!Jack Nicholson's Joker might be jealous of Harley Quinn's new digs. Harley Quinn has become one of the latest additions to the Burtonverse, as the ...

Those theories were soon confirmed, as Lady Gaga was reported to be playing Harley Quinn, the Joker's love interest ... Gaga was also seen kissing the woman who was holding up that newspaper.