August 27, 2019 Them Bones in Dallas on August 18, 2019 Bill Them Bones 0 Chuck Mandernach leads this great band of trombones and rhythm section players, and has for 40 years. They perform about once a month in Dallas, and you can hear some of the best musicians in Dallas, mostly trombone players. It’s a unique group, and this is from their concert at the Free Man in Deep Ellum in August of 2019.