Silent Night: A Song for the World is a musical film documentary about the creation and cultural impact of the world's most famous Christmas carol, composed in 1818 in Salzburg. In fact, the song Silent Night caused a Christmas ceasefire in World War I. Over the last 100 years the song has been translated into 140 languages including Bing Crosby’s version which is the third best-selling single of all time. In short, the film tells the story of Silent Night with new recordings by global stars in different languages.