Short reaction clips like this one circulate widely as meme audio because they capture a familiar social moment in under two seconds, making them easy to drop into short videos, streams and edits without explanation. The phrase itself is a blunt, informal way of asking someone to repeat something surprising, which is why creators use it to highlight outrageous claims and lines that sound too strange to be real. Its brevity and confrontational delivery keep it useful for quick comedy, where the reaction, rather than a longer argument, does the work.