One of Andy Warhol's first films, "Sleep" (1963), simply showcases his close friend, poet John Giorno, sleeping for eight hours — a pastime that was far more popular in America 40 years ago than it is now. Reportedly, two of the nine people who attended the film's premiere walked out after an hour. (Had Warhol followed his original intent to film a dozing Bridget Bardot, the footage might have been more rivetting.) Here is a brief "highlight":