The line comes from the 1980 comedy Airplane, written and directed by Jim Abrahams and David and Jerry Zucker. Leslie Nielsen plays Dr Rumack, whose literal misunderstanding of surely became the film's most quoted joke and helped define his later deadpan comedy career. Clips and quotes spread through reruns, quote lists and meme pages for decades, and the short audio remains popular because the setup and punchline are understood in seconds, even by listeners who have never seen the full film.