The phrase began as a Vine in 2015, when a short clip of a man loudly questioning another person's shoes was shared and remixed across social media. Viewers copied the line to call out ugly, unusual or mismatched footwear, and it soon moved beyond shoes to any questionable fashion choice. Its popularity survived the end of Vine because the delivery is instantly recognisable and works without context. Today it remains a go-to reaction sound for roasts, fashion fails and comedy edits on TikTok and YouTube.