Anders Beck

Dobro ∙ Greensky Bluegrass

Dave Johnston

Banjo ∙ Yonder Mountain String Band

Durga McBroom

Vocalist ∙ Pink Floyd

Alana Rocklin

Bassist ∙ STS9

Jeff Mann

Drummer ∙ Consider the Source

Marcus Rezak

Guitarist ∙ Shred is Dead

Roosevelt Collier

Guitarist ∙ Roosevelt Collier

Michael Carubba

Drummer ∙ Turkuaz

Nikki Glaspie

Drummer ∙ The Nth Power

Eric McFadden

Guitarist ∙ P-Funk / Eric Burdon / Anders Osborne

Mike Gantzer

Guitarist ∙ Aqueous

Robert Mercurio

Bassist ∙ Galactic

Jeremy Schon

Guitarist ∙ Pigeons Playing Ping Pong

Luke Bemand

Bassist ∙ lespecial

Rory Dolan

Drummer / Percussionist ∙ lespecial

Sammi Garett

Vocalist ∙ Turkuaz

Karina Rykman

Bassist ∙ Marco Benevento Trio

Matt Butler

Drummer ∙ Everyone Orchestra

Zach Velmer

Drummer ∙ STS9

Jake Cinninger

Guitarist ∙ Umphrey's McGee

Alex "Gator" Petropulos

Drummer / Percussionist ∙ Pigeons Playing Ping Pong

George Gekas

Bassist ∙ The Revivalists

Joel Cummins

Piano / Synth ∙ Umphrey's McGee

Chuck Garvey

Guitarist ∙ moe.

Natalia Clavier

Vocalist / Meditation ∙ Thievery Corporation