Ever since Lady Gaga was cast as Harley Quinn in Joker 2 ... When Harley debuted in Batman: The Animated Series, she was eventually revealed to be Joker's former psychiatrist, who followed ...

Exclusive Harley Quinn season finale trailer prepares her for a showdown with the Joker Harley Quinn explores a post-Joker career in new trailer for animated DC Universe series Harley Quinn beats ...

Those theories were soon confirmed, as Lady Gaga was reported to be playing Harley Quinn, the Joker's love interest. In the comics, Harleen Quinzel is a psychiatrist the Joker falls in love with ...

Dieck as the Joker, alongside Mueller as Harley Quinn, ambushed Capital Indoor Stadium Friday with a chaotic rhythm dance that would make Commissioner Gordon do the twizzles. The dastardly German duo ...

In the Batman canon, Harley Quinn (Gaga) begins her journey as Dr. Harleen Quinzel, an Arkham Asylum therapist who falls in love with Joker and joins him as his oft-abused love interest and ...

In Batman Ninja, the biggest villains of the movie were arguably the Joker and Harley Quinn as the clowning duo sported brand new looks to fit into feudal Japan. On top of giving the Dark Knight ...

SEE ALSO: Did 'Harley Quinn' just redeem the Joker? Impulsive and violent, with terrible night vision, Harley's far from a natural fit with this team of broody, twilight do-gooders. She tries ...