Trans-Silberian Orchestra cleans out its "Attic" this year

There were still be a great number of explosions. Lengthy guitar solos. Instrumental bombast.But Trans-Siberian Orchestra has changed its ways somewhat this year. The group, which has sold more than 10 million copies of its five rock opera albums and an EP since 1993 and has played to more than 11 million fans during the past 15 years, is spending the holiday season playing its 1998 piece "The Christmas Attic" in its entirety for the first time.