The Siu chant is closely associated with Cristiano Ronaldo, who turned a short, sharp shout after scoring into one of football's most copied celebrations. Fans began imitating the jump, turn and shout in stadiums, playgrounds and online videos, and the sound quickly became shorthand for scoring, confidence and showmanship rather than just one player. Its spread was helped by football highlights, reaction clips and short-form edits that reused the chant as an instant cue for success. Years later it still works because almost every football fan recognises it immediately.