Wallelujah circulates online as a short meme sound rather than as a clip tied to a widely documented film, show, or song, and its appeal comes from the word itself, a playful twist on a familiar celebration that is easy to recognise even without context. Shared through soundboards and short-form video edits, it is picked up by creators who need a quick, joyful reaction for wins and reveals, and it has stayed in use because that single exaggerated cheer works across games, pranks, and everyday moments without needing an explanation.