 A documentary film of the tour, titled "Wings Over the World", aired on US television in November 1979.More than 600,000 people attended Wings' 31 shows in the United States and Canada, held between 3 May and 23 June 1976.In order to reduce the stress of moving their young family around the country during the course of the tour, the McCartneys rented houses in New York City, Dallas, Chicago and Los Angeles.