Lavish soundtracks have become an increasingly integral part of movie-making and movie-promoting. Madonna, Metallica, and U2 have all contributed new songs to big-budget movies recently. “Soundtracks have been the sleeper album chart success story of the last decade. In 1996 US music buyers were snapping up four times as many soundtrack albums as they had been 10 years before.” – The Guardian 05/26/00