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
What the Hell third week for sales of 35,000 copies, and in its sixth week, it has been certified Platinum for sales over 70,000 copies, and has been certified 2x Platinum in its 16th week, for sales over 140,000. "What the Hell" has been placed No. 1 in list of biggest hits of 2011 in Japan. With shipments, "What the Hell" sold an estimated 2 million copies in Asia. Even though it missed the top spot in Japan, it is the best selling Western single of 2011 there. It has sold more than 6 million copies worldwide, making it her second best selling