6th Annual Jazzworks Concert with Armen Donelian and Marc Mommaas with Guest: Joe Locke onSunday, August 12, 3pm Hudson Opera House and Hudson Jazzworks, Inc present the 6th Annual Hudson Jazz Workshop, a weekend immersion in Jazz and composition with two of today's leading practitioners of duo playing, Armen Donelian and Marc Mommaas. Guest Artist this year is the renowned vibraphonist Joe Locke. The Symposium and Concert are free and open to the public