Nearly every pop music holiday song written in the past 80 years owes at least some of its DNA to one Christmas tune in particular: "White Christmas," written by Irving Berlin and sung by Bing Crosby, ...
Marjorie Reynolds joins Bing Crosby at the piano to look at a Valentine in the 1942 musical Holiday Inn. (John Springer Collection/CORBIS/Corbis via Getty Images) Nearly every pop music holiday song ...