CNN Anderson Cooper 360 March 1, 2014 01:58:00
>> i did it as a joke. and i put it on my blog. and apparently it was historically significant. >> so what does 500-year-old butt music sound like, you ask? amelia played it on a piano even though she also plays tuba which i believe is the preferred instrument for butt music. any way, here it is. ♪ >> not exactly catchy. could use some percussion, maybe a little back beat. in defense of the song there were some limitations. >> there wasn't a clef listed on the painting. most gregorian chant i've seen it was c clef. i thought this is a really bad gregorian chant. >> i like amelia.
Source: archive.org