Pentatonix - "Top Tunes of 2012 Medley" LIVE on Katie Couric

On the Dec.12, 2012 episode of her talk show, Katie Couric invited Pentatonix to perform a medley of the year's top 5 most shared songs on facebook.

*Check out Pentatonix performing their a cappella arrangement of "Gangnam Style" live for Katie Couric here:
http://www.katiecouric.com/features/a-capella-youtube-sensation-pentatonix-perform-gangnam-style/

*PTX also performed "Angels We Have Heard On High" from their new holiday EP "PTXmas" in the Katie green room, which can be viewed here:
http://www.youtube.com/watch?v=hE_znX9HQp8
http://www.katiecouric.com/behind-the-scenes/pentatonix-perform-angels-we-have-heard-on-high/
http://www.ptx-official.com/

Видео Pentatonix - "Top Tunes of 2012 Medley" LIVE on Katie Couric канала chickeechick24