This sound circulates on user generated soundboards as a short ride style announcement, shared under the misspelled title attention saftey bars. No single film, game or show is credited as its source, so its popularity comes from how people use it rather than an original scene. Editors treat it as a generic theme park warning and drop it into coaster footage, simulator games and travel clips. Its official sounding delivery works like a setup line, letting the next second of chaos land as the punchline online.