Join Clarinet Madness Clarinet Choir and The Black Hills Youth Clarinet Choir for an evening of classical, folk, dance, and pop music. The free-will-offering concert is at Calvary Lutheran Church, 5311 Sheridan Lake Road, in Rapid City at 7:00 pm on Thursday, February 20th. Let us warm you up on a cold winter's night with clarinet camaraderie under the direction of Dr. Nancy Williams!