The Joker is undeniably the most iconic comic book villain of all time, and fans love that the character doesn’t have a definitive backstory. Sure, plenty of villains have layered, tragic backstories that make them three-dimensional and sympathetic, but the Joker is just evil, and we don’t know why. Some film adaptations have hinted at the reason, with Tim Burton’s 1989 film giving an outright backstory to the Clown Prince of Crime, but it’s Heath Ledger’s Joker in The Dark Knight that intrigues fans the most. Let’s take a look at a few Joker fan theories that will change everything. #Joker #Movies #Theories Joaquin Phoenix is playing a joke | 0:00 The Joker has PTSD | 1:34 Patton Oswalt's next-level theory | 2:38 The Dark Knight's true hero | 3:44 From Gotham with Love | 4:59 The Joker's in on the joke | 5:36 Why Joker didn't kill anyone at Bruce's party | 6:16 The Boy Wonder returns | 7:17 First rule of Fight Club | 8:00 Joker and Batman are brothers | 8:55 The universe needs a Joker | 9:49 Read Full Article: https://www.looper.com/141812/joker-fan-theories-that-change-everything/