Pentatonix 'We are young' and Happy Birthday Kirstie - Oxford 15 May 2014

Pentatonix: Evolution of Music - LIVE @ Oxford O2 Academy, UK [15/05/2014]

We Are Young - Pentatonix (Fun Cover)

Pentatonix - Avi's overtone AND Kevin's cello/beatboxing - Oxford 15 May 2014

Pentatonix speech on Hollywood walk of fam

Pentatonix Singing Happy Birthday to Avi!

Pentatonix - FULL INTERVIEW! | Scoopla

Pentatonix "Sweet Dreams".....This Happened.

Pentatonix Livestream 26.6.12 (1 of 5) - Video Killed the Radio Star

PTX PREMIERE NEW COVER - Sweet Nothing

Pentatonix - 90s Dance Medley (Official Video)

Pentatonix Bloopers (Live / On Stage)

Pentatonix - Gangnam Style Bloopers!!

PENTATONIX - Sing Off Medley - Boston, MA

Pentatonix - Aha, Singapore, Mastercard Theatre (Last Show)

Best Pentatonix Chair Girl Chicago Theater 3.8.15

Pentatonix - Let Freedom Ring/La La Latch (2014 Baltimore Star-Spangled Spectacular)

Kirstie Maldonado sings "Gravity" - Sara Bareilles at Pentatonix

Behind The Scenes with Pentatonix!

Pentatonix (PTX) -LIVE- "Let's Get It On (+Girl on Stage)" @Berlin May 03, 2014

Pentatonix at Barney's Party last night...