The phrase is German and translates roughly to you little fuckers, aimed at a group rather than a single person, which is why the clip is used as a plural callout instead of a personal insult. Its exact recording source is not documented, so the sound spread mainly through soundboards, gaming clips and short meme edits where the raw delivery matters more than context. Non German speakers adopted it as well because the angry tone is unmistakable, and it remains a quick shorthand for fake rage, trash talk and over the top frustration among friends.