Harley Quinn and the Joker are the most popular cosplay - but why? | Evening Standard
Fem Joker and Harley Quinn cosplay by HydraEvil on DeviantArt
UKRAINE, ODESSA - August 13, 2016: Cosplayers in Harley Quinn Costume, in Joker and Boomerang Costumes Editorial Image - Image of comic, fashion: 75872410