The line comes from a widely shared Vine video where a young girl films a yard full of birds and excitedly calls them chickens, even though they are not chickens. The clip spread far beyond Vine as a reaction sound on TikTok, YouTube, and soundboards, often paired with crowd shots and animal videos. Its childlike confidence keeps it popular alongside other farm animal jokes like chicken on tree screaming, because the mistake is instantly understandable and the delivery works even without seeing the original video.