Mitch Grassi - High Notes
8:05
13 Times Mitch Grassi's Vocals Had EVERYONE Shook!
20:31
Mitch Grassi - Vocal Range (UPDATED 2020)
19:39
Unbelievable! KIDS Who Sound Like ADULTS on The Voice!
7:22
ptx concert aha 4 5 seconds
7:38
Mitch Grassi's High Notes | Studio vs Live
4:58
These Are The Real-Life Partners Of Pentatonix
2:30:51
NERVOUS Singers Who SHOCKED the World When They Opened Their Mouths!😱
4:05