The Rogue Valley Peace Choir ensemble will perform a benefit concert at 7 p.m. Friday, March 23, in the Congregational United Church of Christ, 1801 E. Jackson St., Medford. The program will showcase two songs arranged for the ensemble: Pat Humphries' and Sandy O's (Emma's Revolution) "Kilimanjaro," a lament for global warming, arranged by Mark Soren, and a premiere performance of Paul Simon's "An American Tune," arranged by the late Dave Marston. Refreshments will be served during intermission. Admission is free, but donations will be accepted. Proceeds will benefit the Medford Youth Street Outreach Program and Not For Sale, a national anti-slavery program. Call 541-840-2457.