Dumb and Dumber is a 1994 American comedy film starring Jim Carrey as Lloyd Christmas and Jeff Daniels as Harry Dunne, two well-meaning but dim friends on a cross-country road trip. The mocking bird clip comes from their childish, improvised teasing in the film, which fits the pair's habit of turning small moments into extended jokes. Since then, the short audio has circulated on soundboards and in short-form edits, where creators reuse it as a quick shorthand for copying, teasing or acting foolish. Its simple, instantly recognisable bird sounds keep it useful long after the film's release.