The line comes from the French-dubbed Harry Potter films, part of the long-running movie saga that made its French voice cast familiar to a whole generation of viewers. Short French quotes from the series circulate online the way other dramatic saga lines like Darth Vader's famous scream do: fans lift them for memes, edits and reaction clips because the delivery is instantly recognisable even out of context. With only a handful of plays so far it remains a niche pick, loved mainly by French-speaking Potter fans who use it as an in-joke rather than a mainstream meme.