What is robot de joie?

As an AI language model, I don't have any specific information on a robot named "De Joie." However, the term "robot de joie" does not exist in French. "Robot" and "joie" are both French words and they mean "robot" and "joy" in English respectively. It is possible that "robot de joie" is referring to a type of robot designed for entertainment or leisure purposes, but further context would be needed to provide a more precise answer.