The lets go phrase became a universal sports and gaming chant long before short form video, and this stretched version spread as a reusable reaction clip on soundboards and meme pages. Creators keep it alongside other celebratory shouts because the exaggerated length makes timing easy to match to a build up. It has no single confirmed character or scene behind it, so its popularity comes from everyday use in streams, edits and group chats rather than one viral moment, and it remains a go to hype cue.