The ensemble, directed by Cynthia Hutton, will present music from the Russian litany at 7 p.m. Thursday, March 7, at Grace Lutheran Church, 660 Frances Lane, Ashland. Look for “A Mighty Fortress,” arranged by David Baldwin, and “Urlicht” from Gustav Mahler’s Symphony No. 2, arranged by Mark Jacobs and sung by mezzo-soprano Michaela Nuss, along with John O’Reilly’s “Three Madrigals” and Samuel Barber’s “Mutations From Bach,” arranged for brass. Admission is free. See www.sou.edu/music or call 541-552-6101.