Ad-lib Night (Hangul: 아주 특별한 손님; RR: Aju teukbyeolhan sonnim; lit. "A Very Special Guest") is the third film by South Korean director Lee Yoon-ki. A group of boys from the country who have come to Seoul to find the runaway daughter of a dying man to be with him on his death bed. The film, based on a short story by Japanese writer Azuko Taira, debuted at the 11th annual Pusan International Film Festival as well as 57th Berlin International Film Festival.