Sts. Sahag & Mesrob Church of Providence, RI, will hold a Christmas concert, “O Holy Night,” on Saturday, Dec. 8, at 7 p.m., in the church sanctuary (70 Jefferson St., Providence). Presented by parish Cultural Committee, featuring the Chorale of St. Michael’s Ukrainian Orthodox Church, Armenian Chorale of Rhode Island, soloists. Refreshments following, admission is free. Click to view a flyer with details.