Boingboing.net:3-year-old xylophonist prodigy video
Jed sez, "Video clip of Mo Kin, a 3-year-old North Korean girl, playing a complicated xylophone tune. (Until the voiceover narration made a big deal about how perfect her facial expression was, I thought she looked like she was having a great time; later, I wasn't so sure.)" Link