I've never seen this before, and it is pretty damn cool. The guitar version is a bit more impressive and probably took the most work.
1up.com has some other "Mario Moments" you may want to check out as well.
I know I'm supposed to be on a non-blogging vacation, but the above video hit a spot in my past: Bass Playing! Tapping was one of my favorite techniques since many bass players in my area did nothing more than follow the a-hole guitarist. Anyway, music was my thing several years ago, but today I've essentially moved on.