Uploaded as a MortisBlade clip, this German phrase spread as a reusable reaction sound on meme soundboards rather than from a film or series. Guck hin Junge is everyday spoken German, roughly look here, lad, which is why German speaking editors adopted it for pointing jokes and non German viewers still understand it from tone alone. Its short length and trending use in funny edits have kept it circulating for quick reveals, fails and look at this moments.