White Christmas (weather) by Bing Crosby from the film "Holiday Inn", is the best-selling single of all time and speaks nostalgically of a traditional white Christmas. The definition of "white Christmas" varies. In most countries, it simply means that the ground is covered by snow at Christmas, but some countries have more strict definitions. In the United States, the official definition of a white Christmas is that there has to be a snow depth of at least at 7:00 a.m. local time on Christmas morning, and in Canada the official definition is that there has to be more than on the ground on
In Which We Serve Which We Sink"". On Christmas Eve 1942 in New York, the National Board of Review of Motion Pictures honoured the film as the Best English Language Film of the Year citing Bernard Miles and John Mills for their performances. The film was nominated in the 1943 Academy Awards for Best Picture and Best Original Screenplay (losing out to "Casablanca" and "Princess O'Rourke" respectively). However, Coward was presented with an Academy Honorary Award for "his outstanding production achievement." "In Which We Serve" also won the New York Film Critics Circle Award for Best Film (beating "Casablanca") and the Argentine Film Critics