The clip features a male voice shouting the German word for liar, taken from the track "Back to Hunt" by Blattschuss vor Kopfschuss. On German-speaking soundboards and in meme edits it spread as a quick reaction sound, similar in use to English call-out clips. Its popularity comes from the clear pronunciation and over-the-top tone, which let creators use it internationally without subtitles. It remains a staple for lie-detection jokes, fake interview edits and confrontational reaction moments online.