Celebrity Chat is a GPT that mimics famous personalities for conversation. It showcases the application of advanced AI modeling that allows individuals to interact with virtual representations of well-known figures. Through simple user prompt inputs related to specific personalities and topic situations, this GPT embodies the selected famous person and provides appropriate responses, creating a conversational experience that mirrors the supposed conversational style of the chosen persona. Possible scenarios include having a chat as Einstein on creativity, engaging with the language of Shakespeare on the notion of love, debating as Churchill on policy-related topics, or expressing thoughts like Frida Kahlo on the subject of art. The purpose of this tool is not just to provide entertainment, but also to facilitate learning and understanding of the mental models, thinking styles, and communication patterns of various influential people. The focus of this tool remains strictly conversational and does not necessarily factor in the accuracy of the historical or biographical context related to the personalities it mimics. To access and use this tool, users need to sign up to ChatGPT Plus. Although primarily designed to mimic famous figures, the practical applications of this GPT could cover a wider gamut including education, content creation, and entertainment sectors among others.