Sacred Arias followed Andrea Bocelli's successful mainstream effort Sogno by a matter of months -- a release strategy which suggests that he wanted to shore up his classical audience after a pop-leaning effort. That's nonsense, however. For lack of a better term, Sacred Arias is a holiday album, released in November, just in time for Christmas. For much of Bocelli's audience, given that the arias are religious songs, they are holiday songs as well -- after all, Ave Maria, which leads off the a