ChatGPT is generating fake New Yorker-style cartoons with real cartoonists' signatures, raising concerns about intellectual property and authenticity. The AI model's ability to mimic the style of prominent cartoonists has led to instances of false attribution and potential copyright infringement. The issue has sparked debate about the ethics of AI-generated content and the need for clearer guidelines on attribution and ownership. The New Yorker's cartoonists are speaking out against the unauthorized use of their signatures and styles.