Avi Kaplan's Overtones
8:05
13 Times Mitch Grassi's Vocals Had EVERYONE Shook!
10:57
Avi Kaplan VOCAL RANGE /2020/ (C1-C♯5)
4:49
How to sing overtones (tutorial)
10:55
Avi Kaplan Funny Moments
10:44
Avi Kaplan / Bass / A1 - Eb5 / Live Vocal Range 2023 #avikaplan #bassvoice #countrymusic #singer
3:24
A Cappella Academy Sample Audition Video
18:30
【Pentatonix】+ Random jamming/Singing on the fly
54:32