13:14

Sound of Silence by Pentatonix-Music Teacher Reaction and Analysis!

8:34

Reacting to Pentatonix - Daft Punk. Whoa, better than the original?

15:24

First Time Reaction to "The Sound of Silence" by Pentatonix

17:07

Neurologist Reacts to Disturbed’s 'Sound of Silence'

4:42

Lucy Thomas is such an amazing vocalist first time reacting to Lucy Thomas song title "hallelujah "

6:02

First time ever hearing Pentatonix - Hallelujah (From A Pentatonix Christmas Special). My reaction

9:44

LucieV Reacts to Lindsey Stirling & Pentatonix - Radioactive (Imagine Dragons Cover)

29:36

VOCAL COACH reacts and breaks down PENTATONIX - THE SOUND OF SILENCE (1st time hearing with SUBS)