Little is documented about where Chee Bhai Mujee was first recorded, so its history is mainly in how it travels online as a short reaction clip. The phrase uses familiar Hindi slang, with chee as an expression of disgust and bhai meaning brother, which helps it spread in South Asian meme edits and chat audios. It is shared as a quick, reusable response rather than as part of a longer scene, and its popularity comes from timing: one short line can turn disgust, disbelief and second hand embarrassment into a punchline.