Pentatonix

[Official Video] Carol of the Bells - Pentatonix

Evolution of Music - Pentatonix

Somebody That I Used To Know - Pentatonix (Gotye cover)

speechless lihat video-video dari group acapela ini,
benar-benar bertalenta.

more video :
http://www.youtube.com/user/PTXofficial?feature=watch