The exact original video behind this clip is not widely documented, so it is best known simply as a Russian-language meme sound rather than a quote from a film or show. Its humour comes from repetition: one puzzled 'che' becomes a chain of them, which fits short videos, reaction edits and chat replies where words alone would feel flat. Because the sound needs no translation to feel confused, it travels easily across Russian-speaking communities and beyond, staying popular as a quick way to say 'I did not understand that at all' without explaining the joke.