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
Do They Know It's Christmas? five weeks, becoming the Christmas number one of 1984. The record became the fastest selling single in UK chart history, selling a million copies in the first week alone and passing 3 million on the last day of 1984, on the way to displacing Wings's "Mull of Kintyre" as the biggest-selling single of all time in the UK. It held this title until 1997 when it was overtaken by Elton John's "Candle in the Wind 1997", released in tribute to Diana, Princess of Wales following her death. The original version of "Do They Know It's Christmas?" has sold 3.8 million