This cheer comes from the sound library built into KineMaster, the mobile video editor whose stock effects are widely reused by creators making short-form content on phones. Because the library is easy to browse inside the app, clips like this one travel far beyond their original context and turn up in edits, reaction videos and social posts whenever a celebratory moment is needed. Its straightforward crowd sound has kept it useful across trends, since applause reads instantly without any language or cultural reference.