The sound comes from the 2010 horror comedy Tucker and Dale vs Evil, where hillbilly friends Tucker and Dale are mistaken for killers by a group of college students on a camping trip. Dale's shy attempt at small talk became one of the film's most quoted friendly moments because his intentions clash with how the students perceive him. Clips of the line and laugh later circulated on soundboards and in edits, where it is now used to signal awkward friendliness rather than horror.