Christmas music a version by American "a capella" group Pentatonix which had already been released on their Christmas album shortly before Cohen's death, were added into Christmas music playlists on radio stations in the United States and Canada. Christmas songs introduced in theater, television, and film include "White Christmas" from "Holiday Inn" (1942), "Have Yourself a Merry Little Christmas" from "Meet Me in St. Louis" (1944), and "Silver Bells" in "The Lemon Drop Kid" (1950). Some musical films have been set around Christmas time, and because of that some of the songs are popular during the holiday season, including: A popular form
White Christmas (weather) snow. In the United States the notion of a white Christmas is often associated in the American popular consciousness with a Christmas celebration that includes traditional observances in the company of friends and family. "White Christmas" is an Irving Berlin song reminiscing about an old-fashioned Christmas setting. According to research by CDIAC meteorologist Dale Kaiser, the United States during the second half of the 20th century experienced declining frequencies of white Christmases, especially in the northeastern region. The National Climatic Data Center based the probability of a white Christmas ( of snow on the ground) at selected cities upon the