Harley Quinn debuted 30 years ago today - September 11, 1992 - on Batman: The Animated Series. Thanks to @Paul_Dini & Bruce Timm for creating this wonderful character I find an absolute joy to write, direct, & create stories for. #HarleyQuinn ❤️ pic.twitter.com/b1uP6HBx46

— James Gunn (@JamesGunn) September 11, 2022