Pentatonix - Say Something (A Great Big World & Christina Aguilera Cover) REACTION
13:14
Pentatonix - Hallelujah (REACTION)
10:46
Pentatonix Reaction Say Something (A Great Big World and Christina Aguilera) First time PTX reaction
14:08
Pentatonix - Say Something (Christina Aguilera & A Great Big World cover) FIRST REACTION! (FRAGILE!)
11:52
Pentatonix - Amazing Grace (OFFICIAL VIDEO) REACTION
16:28
BREATHTAKING!!!!!!!!!!! Blind reaction to Pentatonix - Say Something
9:34
[Official Video] Say Something - Pentatonix (A Great Big World &Christina Aguilera Cover) | REACTION
10:27
Pentatonix - The Sound of Silence (REACTION)
10:52