Videos Homage a Mi Amigo by Rich HollyFeaturing my great percussion colleague Robert Chappell; mid-1990sDueling XylophonesFeaturing Robert Chappell and Steve Squires (piano); mid-1990sThe Quadrivium Project - Rush MedleyIn honor of our guest for the show, famed DJ Donna Halper; 2018The Quadrivium Project - Soul SacrificeFeaturing percussionist Jim Roberts; from our Woodstock 50th Anniversary show, 2019The Quadrivium Project - Dancing With the Moonlit KnightAugust 2021500 Miles High, with Grupo de Jazz from Fundacion Cultural PatagoniaJune 2013