The exact source of this clip is not documented, so it circulates online purely as a short reaction sound rather than as a famous quote tied to a named character. Its popularity comes from its brevity and clarity, as the insult is understood even on mute captions or in a fast scrolling feed. Editors lift it into compilations, Discord soundboards and short form videos where a single dismissive line can replace a longer explanation. Because it carries no specific fandom context, it fits almost any situation involving bragging, lying or obvious exaggeration.
關於此聲音
Short voice clip saying you are bullshit, used as a blunt reaction sound effect for calling out lies, bad takes and obvious nonsense online.
This is an ultra short voice clip of someone flatly saying you are bullshit, cut off tight so the insult lands instantly with no build up. The delivery is blunt and dismissive rather than shouted, which makes it feel like a deadpan verdict on whatever was just said. At less than a second long it works like a verbal slap, puncturing a claim, excuse or boast the moment it appears. Viewers instantly get the joke because the line needs no context, it simply labels the previous moment as nonsense and moves on.