The Amazon MP3 Store offers downloads of The 99 Most Essential Wedding Classics MP3 Album (pictured) for $1.99. At $0.02 per track, that's the lowest price we could find for such a collection. It includes an assortment of 99 DRM-free wedding music tracks. Amazon MP3 Downloader is required.

Also available is The 50 Greatest Pieces of Classical Music MP3 Album for $1.99. That's the lowest total price we could find for this assortment of 50-DRM-free classical tracks. (iTunes charges $5.99.)