Geoff Castellucci - Subharmonic Range (B0 - F#2)
18:15
Geoff Castellucci’s Low Notes | 2024 UPDATE
7:27
Our favourite Geoff Castellucci moments through history
28:23
How I Helped Change Singing Forever: 7 Years of Subharmonics
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People React to Geoff Castellucci Low Notes (mostly)
12:35
Subharmonic Bass Singers F#3 - G0 | Ultimate Compilation #3
15:45
BASS BATTLE - AVI KAPLAN vs TIM FOUST vs GEOFF CASTELLUCCI (only low notes)
9:40
Voice Teacher Reacts to GEOFF CASTELLUCCI - Ain't No Sunshine (Bill Withers Cover)
27:47