May 9, 2012. The Caldwell Arts Council and the Town of Granite Falls present the annual Concert on the Square featuring The Harris Brothers, Tuesday, June 12 at 7 p.m in downtown Granite Falls. The concert on the square is sponsored by the Caldwell Arts Council and the Town of Granite Falls. Admission is free and everyone is invited to attend. Folding chairs will be provided, but feel free to bring your own. The Granite Falls Merchants Association will have food and beverages for sale.