Saturday, 7 p.m.: U.S. Army Brass Quintet performs “God Bless America,” “Songs of the Soldier,” “Grand Old Flag” and other favorites. U.S. Army Band (“Pershing’s Own”) will perform the third movement of the Haydn Trumpet Concerto. Free. 7 p.m. Church of Jesus Christ of Latter-day Saints, Washington D.C. Temple Visitors’ Center, 9900 Stoneybrook Dr., Kensington. Free. 301-588-0650.
Saturday, 8 p.m.: “Cathedral, Court & Countryside,” an early music festival. Performances by Arco Voce, Armonia Nova, BHB, Ensemble Gaudior, Illuminaire, Modern Musick, the Suspicious Cheese Lords and the Vivaldi Project. Everyone gets a door prize. St. Mark’s Episcopal Church on Capitol Hill, Third and A streets SE. $40; students, $20. 202-543-0053 or www.stmarks.net.
Sunday, 10 a.m.: The annual “Blessing of the Dogs,” will be held. Take your leashed dog. Front steps of National City Christian Church, 5 Thomas Cir. NW. Free. 202-232-0323.
Sunday, 10:10 a.m.: Cathedral Dean Gary Hall leads a discussion, “Connecting Mission to Vision.” Questions and suggestions from the congregation are welcome. Washington National Cathedral, South Transept, Wisconsin and Massachusetts avenues NW. Free. 202-537-6200 or www.nationalcathedral.org.
Sunday, 11 a.m.: The Rev. Peter Storey, a prominent South African Methodist, will preach on the topic, “Journeying Together to Healing.” Mount Vernon Place United Methodist Church, 900 Massachusetts Ave. NW. 202-347-9620 or www.mvpumc.org.
Sunday, 11 a.m.-noon: An art show reception. Show includes photography, monotypes, multimedia works, pastels, oils and acrylics. Works by seasoned artists and beginners. River Road Unitarian Universalist Congregation, 6301 River Rd., Bethesda. Free. 301-229-0400 or www.rruuc.org.
Sunday, 11 a.m.: Service of song. Plymouth Congregational United Church of Christ, 5301 North Capitol St. NE. Free-will offering. 202-723-5330.
Sunday, 2 p.m.: Cathedral docents lead an in-depth tour for ages 10 and older to view windows and carvings that recall the American Civil War and its influence on the nation. Washington National Cathedral, West End Docent Station, Wisconsin and Massachusetts avenues NW. Free. 202-537-6200 or www.nationalcathedral.org.
Sunday, 7 p.m.: Luzerner antorei, a 55-voice youth choir from Switzerland, performs European sacred music from the Renaissance to the present. Franciscan Monastery of the Holy Land, 1400 Quincy St. NE. Free. 202-526-6800, Ext. 374, or www.myfranciscan.com.