Triple vibration clips have circulated on soundboards and in short form edits as a generic phone buzz effect, with no single film or show credited as the source. Editors use the three pulse pattern because a single buzz can be missed, while three in a row unmistakably signals a call or message in everyday life. That familiarity is why it spread for pranks, fake texts and notification jokes, and why it remains a staple utility sound rather than a character quote or music clip.