We miss, not because it was how beautiful, but because when we was still young, in our "World of War craft" to sing the birthday song, and waiting for the dawn of the "Panda fans, let us recall one by one three piece of information that affect and even change the way our game a major event. World of War craft "expansion pack" Burning Crusade "was officially released in Europe and North America, followed in succession around the world updated. For the wow gold players of the national costume, burning expedition brought to us not only happy, and difficult to forget the pain, of course, this is not the content of this paper is to discuss.