The clip comes from a short user shared recording credited to xtqzzz, built entirely around the common French expression mais comment ca, which translates roughly to but how is that or but how come. It has circulated mainly as a reaction sound on short form video and soundboards, where French phrases are often reused even by non French speakers because the tone is clear without needing a translation. Its popularity rests on that instant readability, allowing creators to reuse it across memes, edits, and comment style reactions without any setup or context.