. Seven of the 34 pianists who will perform at the upcoming Monster Piano Concert practice under the direction of Dr. Allan Miller and Marci Pittman, at left at the Bidwell Presbyterian Church in Chico, Calif. Thurs. July 20, 2017. The pianists include Autumn Riley, Sarah Grace-Arington, Natalie Potkin, Daisy Ferris, Sarah Katris-Tyler, Hunter Smith and Evan Herrera. The concert is Saturday, July 22, 3:00 p.m. at Bidwell Presbyterian Church in Chico, Calif. (Bill Husa -- Enterprise-Record)