the episode was inspired by a true story involving a technical designer who had unrequited feelings for someone at work and committed a workplace shooting. In the episode "Perchance to Dream", Tetch uses an electronic helmet to trap Batman in a virtual reality realm that gives him his greatest desires in an attempt to remove the Dark Knight from his life. Once he gets free however, Batman defeats Tetch and leaves him for the police. In the episode "The Worry Men", Tetch creates the eponymous dolls using his chips to hypnotize Gotham's elite into giving him large sums of money so he can acquire an island where he can live in peace. However, Batman stops him and gives Tetch his own "Worry Man" to stop him from committing more crimes. Tetch also makes minor appearances in the episodes "Trial" and "Make 'Em Laugh". Tetch returns in The New Batman Adventures episode "Animal Act". In this series, he was redesigned to resemble a short, thin, rodent-like man with a paler complexion and dark green outfit. Tetch also appears in the Superman: The Animated Series episode "Knight Time". After discovering Bruce Wayne was hypnotized by mind-controlling nanites, Superman and Robin join forces to find Tetch, who they believe is the culprit. Upon capturing him, however, they find that he is not responsible. Tetch examines the nanites and, based on the highly advanced technology used in their composition, speculates that they are of extraterrestrial origin. The heroes later discover the nanites were created by Brainiac. While Tetch does not appear in Batman Beyond, when asked about his fate, the show's creator Paul Dini jokingly stated that he along with the Riddler reformed and started running a men's clothing store. The impostor Mad Hatter appears in Batman: The Brave and the Bold. The Jervis Tetch incarnation of the Mad Hatter appears in the Young Justice Outsiders episode "Triptych", voiced by Dwight Schultz. The Jervis Tetch incarnation of the Mad Hatter appears in the Harley Quinn episode "Another Sharkley Adventure", voiced by Griffin Newman. This version comes off as a creep and pervert to others due to his abnormal behavior, though he repeatedly denies these claims. Tetch kidnaps Harley Quinn and Batgirl and attempts to use them as test subjects for his mind-controlling hats, with which he plans to enslave Gotham's citizens, though the former manages to talk him into releasing her by claiming they