This clip is mainly recognized online as a Vietnamese disbelief reaction sound rather than a formally credited movie or TV quote. The phrase “đéo tin” spread through meme edits, reposted audio clips, and chat-style videos because it delivers a harsh, funny rejection in less than three seconds. Its staying power comes from how easy it is to understand emotionally even for viewers who do not speak Vietnamese: the tone alone clearly signals doubt, annoyance, or “no way.”