The clip comes from FranZee, a streamer associated with Theta.tv, where short moments from live broadcasts are often clipped and shared by viewers. This particular recording of FranZee saying thx was saved as a standalone sound, separate from the full stream, and circulated among fans as a simple thank you reaction. Its popularity comes from its everyday usefulness rather than a single viral moment, as creators reuse the polite, casual delivery whenever they need a quick acknowledgement for donations, follows and supportive comments in their own content.