The pit orchestra performs along with the von Trapp Family Singers during a dress rehearsal Monday, Feb. 18, 2013, for Longmont High School's production of "The Sound of Music," the first musical in the new auditorium. Performances are scheduled at 7 p.m. Feb. 22, Feb. 23, March 1 and March 2 at the high school, 1040 Sunset St., Longmont. For more photos and a video, visit http://www.TimesCall.com.