This clip circulates online as a short meme sound built around a familiar, unsettling image: rats moving unseen inside the walls of a house. Its appeal comes less from a single famous source than from how instantly recognisable that image is, especially in horror edits, reaction clips and late-night meme videos where an unseen noise needs no explanation. Because the idea works in many settings, from creepy house tours to jokes about old buildings and bad landlords, creators keep returning to it as a quick way to signal dread, disgust or comic paranoia.