The phrase comes from African American Vernacular English slang, where it works as a blunt way of asking someone to repeat what they just said. As a short audio clip, it has circulated online as a reaction meme, appearing in TikTok edits, gaming videos and comedy skits whenever a creator wants to highlight something absurd or unbelievable. Its appeal is its directness: the wording is instantly understood, the tone is confrontational, and the clip is short enough to drop into almost any edit without slowing the pace.