The voice in this clip is Billy Mays, the American television pitchman who became famous in the 2000s for his loud, high-energy infomercials for household products. His exaggerated enthusiasm turned him into a lasting internet favourite long after his television career, with short clips of his delivery reused as reactions across soundboards, memes and short-form videos. This yard sale moment fits that pattern perfectly, because it applies his classic sales-pitch excitement to an everyday bargain hunt, keeping his style recognisable to viewers who grew up watching late-night advertising.