Rob Hinkal & Heather Aubrey Lloyd = Acoustic guitars + harmony + hand percussion
Rob Hinkal, Heather Aubrey Lloyd & Kristen Jones = Acoustic guitars + more harmony + hand percussion + cello
Rob Hinkal, Heather Aubrey Lloyd, Kristen Jones & Rowan Corbett = Acoustic guitars + more harmony + more hand percussion + cello (barbershop quartet & Irish bones!)
Add kit percussion (can tour) or piano (DMV, PA region only)
Joey Jenkins - Kit Percussion
Sharif - Keys