The Batman Adventures (1992) Issues
Gotham City councilmen are going crazy, while Dr. Heimlich attempts to treat the Joker's mental illness! Harley Quinn guest-stars in "Twelve Days of Madness!"
64-page one-shot special featuring five thrilling, funny, or touching yuletide stories by a slew of creators from "The Adventures of Batman & Robin," the hit cartoon from Warner Bros. Animation.
Harley Quinn makes her very first appearance in a comic book after her iconic TV debut, and the world would never be the same! Barbara Gordon is attending a costume party and decides to go dressed as none other than her hero and secret identity – Batgirl!