http://www.ebgames.com/product.asp?product%5Fid=646859
For people who already bought Burning Crusade but want the Collector's Edition, Blizzard is allowing you to upgrade your account to the CE key and you can get a $40 refund for the normal version of BC that you bought.
Link
For people who already bought Burning Crusade but want the Collector's Edition, Blizzard is allowing you to upgrade your account to the CE key and you can get a $40 refund for the normal version of BC that you bought.
Link
