The clip comes from Alfred Hitchcock's Psycho, released in 1960, where Norman Bates, played by Anthony Perkins, becomes increasingly agitated when his mother is discussed. His possessive defence of Norma Bates is central to the film's tension, as Norman insists on her innocence while hiding the truth about their relationship. Decades later the outburst was lifted as a short soundboard clip, shared for reaction edits because the insult is instantly recognisable to horror fans. Its brevity and intensity keep it in circulation alongside other classic movie yelling sounds.