If you like your classical music with a modern twist, you're going to love this guy. Steven Sharp Nelson (The Cello Guy) is half of a duo called "The Piano Guys." The other half is Jon Schmidt.) They just released their first album "YouTube Hits Vol. 1. You can go to thepianoguys.com to read all about them and buy the music.
The first video is Steven playing "Carol of the Bells (for 12 cellos)." The second is called "Classical Music at 180 mph." The third is "Cello Wars Light Saber Duel."