White Christmas (song) are the formats and track listings of single releases of "White Christmas". Crosby's "White Christmas" single has been credited with selling 50 million copies, the most by any release and therefore it is the biggest-selling single worldwide of all time. The "Guinness Book of World Records" 2009 Edition lists the song as a 100-million seller, encompassing all versions of the song, including albums. Crosby's holiday collection "Merry Christmas" was first released as an LP in 1949, and has never been out of print since. There has been confusion and debate on whether Crosby's record is or is not the best-selling
Christmas music do tend to develop an association with Christmas or the holiday season, such an association tends to be much shorter lived than the more traditionally themed Christmas songs such as "I Wish It Could Be Christmas Everyday", "Mistletoe and Wine" and "Merry Christmas Everyone", and the songs may have nothing to do with Christmas or even winter. Some notable and longer-lasting examples include Band Aid's "Do They Know It's Christmas?" (No. 1, 1984, the second biggest selling single in UK Chart history; two re-recordings also hit No. 1 in 1989 and 2004), Slade's "Merry Xmas Everybody" (No. 1, 1973) and