"Impediments to Unity: Catholics and Orthodox, What Divides Us?" -- The Society of St. John Chrysostom is hosting a presentation on ecumenical progress between Eastern Orthodox and Catholic churches, with the Rev. Ramon Merlos (Our Lady of Kazan Patriarchal Orthodox Church in San Diego) and the Rev. John Monestero (St. Justin Martyr Roman Catholic Church in Anaheim); 10 a.m.-noon Saturday; St. Margaret Roman Catholic Church, 4300 Oceanside Blvd., Oceanside; free-will collection; (760) 941-5560 or oceanside4christ.com.

Choir concert -- Gloria Dei Lutheran Church presents Kantorei, a 16-voice choir from Concordia Theological Seminary in Fort Wayne, Ind.; 7 p.m. Saturday; 1087 W. Country Club Lane, Escondido; free-will collection; (760) 743-2478.

Inspirational harp concert -- Faith Community Church by the Sea presents the Tang Family Harpists at the Encinitas Community Center; 9:30 a.m. Sunday; 1140 Oakcrest Park Drive, Encinitas; free-will collection; (760) 436-4479 or faithcommunity.ws.

Twelfth Night Choir Festival -- First Presbyterian Church of Oceanside presents a free concert of Christmas music with choirs from six local churches; 6 p.m. Sunday; 2001 El Camino Real, Oceanside; (760) 757-3560 or fpcoceanside.org.

Celebrating St. Francis -- Mission San Luis Rey celebreates 800 years of the Franciscan service with "I Conoscenti," a special concert of stories and music about St. Francis of Assisi; 7 p.m. Jan. 9; 4070 Mission Ave., Oceanside; $20 adult, $15 children; sanluisreyparish.org or (760) 757-3250.

Inspirational guitar concert -- North Coast United Methodist Church presents fingerstyle guitarist Jim Earp; 4 p.m. Jan. 11; 1501 Kelly St., Oceanside; free-will collection; (760) 439-4099 or northcoastumc.org.

Women's miniretreat -- "Inspiring Lives" is the theme of a two-day miniretreat for women at Mission San Luis Rey; 6-9:30 p.m. Jan. 16, 9:30 a.m.-noon Jan. 17; 4070 Mission Ave., Oceanside; $45, and registration is requested; sanluisrey.org or (760) 757-3659.

Centering Prayer -- St. Bartholomew's Episcopal Church presents the Rev. Cynthia Bourgeault and her program, "Centering Prayer, Inner Awakening and Attention of the Heart"; 6:45-9 p.m. Jan. 16 and 8:30 a.m.-3:30 p.m. Jan. 17; 16275 Pomerado Road, Poway; $20 Friday, $35 Saturday, or $50 for both days; register to (858) 487-2159 or stbartschurch.org.

Women's luncheon -- San Marcos-Vista Christian Women's Connection is hosting a luncheon with the theme "A New Year's to Remember," with Susan Anderson as featured speaker and musical performer; 11:30 a.m. Jan. 19; Lake San Marcos Country Club, 1750 San Pablo Drive, San Marcos; $16, reserve to (760) 432-0772.

Buddhist film screening -- "Creating Buddhas" is a new documentary about Leslie Rinchen-Wongmo, who mastered the technique of fabric thangkas, a Tibetan Buddhist craft; 7 p.m. Jan. 24; Tibetan Meditation Center, 1601 Sheridan Place, Escondido; $10; (760) 738-0089.