The phrase comes from French spoken in Ivory Coast, where vous ne pas croire is shared as a short reaction audio rather than a clip from a known film or show. Its broken phrasing is part of the joke, making the disbelief sound raw and unscripted. The audio spread through WhatsApp groups and social video edits, where creators reuse familiar voice notes to react to news, sport and everyday surprises. It remains popular because the emotion is clear even for viewers who do not speak French.