Jeff Denson - double bass & vocals Paul Hanson - bassoon Warren Wolf - vibraphone Eric Kennedy - drum set Jeff Denson has put together a very special group of all world-renowned musicians for his An die Musik debut with Paul Hanson on bassoon, Baltimore’s own Warren Wolf on vibraphone and Eric Kennedy on drum set. This will be a powerhouse quartet with both the preeminent jazz bassoonist and vibraphonist on the same stage! Along with monster drummer, Eric Kennedy on the kit.