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How to Get YOUR Double Thumb Goin'! | Feat. Jacob Umansky
*watches Jacob Umansky once…
Guess who the bassist is? Our guess is #JacobUmansky from #INTERVALS
Interview With a Modern Bass Master!! (Jacob Umansky of Intervals)
Jacob Umansky + Uriah Duffy=🔥
Umansky Slap Arpeggios
Watch your face; this man slaps - AMS Interview with Jacob Umansky from Intervals
Jacob Umansky | SPRING| BASS PLAY-THROUGH
Win a private lesson with Dingwall artist Jacob Umansky
Jacob Umansky - Blackbox (Intervals) | Dingwall Guitars | MUCL
Toby & Jacob - "ENDLESS" [Official Music Video]
Powerful bass duo by Toby & Jacob
![Toby & Jacob - "ENDLESS" [Official Music Video]](https://img.youtube.com/vi/Gi1lj117mEI/hqdefault.jpg)
