The suiiiiiiiii chant comes from the widely copied 'siu' celebration shout heard across football edits and meme videos, where fans stretch the final vowel for comic effect. This version pushes it further by screaming directly over the chant, turning a recognisable celebration into a pure scream meme moment. Clips like this spread through short sports edits, reaction posts and soundboard shares, because the sound alone signals overblown triumph without needing any context or explanation.