Owen Wilson, the American actor known for comedies and Pixar films, has turned a simple wow into a running joke across his career, saying it in film after film in the same unmistakable drawl. Fans began collecting those moments into supercuts and reaction clips, and the single word travelled from movie dialogue into online meme culture. It endures because it is instantly recognisable, easy to drop into a short video, and flexible enough to signal amazement, admiration or playful disbelief without needing any context.