Advent Quiet Day, 9 a.m.-noon today, St. Christopher's Church. 262-8176.

"100 Years of Mission in Hawaii," musical program of worship to celebrate the United Methodist Church in Hawai'i, with the Hawai'i District and Bell Choirs to perform, 9:30 a.m. today; also a Hawai'i District Musical Showcase, 1-1:45 p.m. today, McKinley High School auditorium and cafeteria; free. 536-1864.

"Acres of Diamonds," video talk by Harold Klemp, 10 a.m. today, Honolulu Eckankar Center. 735-7719.

Genshitsu Sen, lecture and tea ceremony, 10 a.m. today, Doris Duke Theater, Honolulu Academy of Arts; free. 532-8701.

"Go Tell It on the Mountain," Hawai'i Pacific University choral concert, 4 p.m. tomorrow, First United Methodist Church; free. 544-1127.

"A Christmas Carol," musical presented by New Hope Youth Choir, 6 p.m. tomorrow, Farrington High School auditorium; repeats, 7 p.m. Friday and Dec. 15-16, 4 and 7 p.m. Dec. 11 and 6 p.m. Dec. 18; $10-$12. 842-4242, ext. 778.

Christmas Sing-A-Long, with the UH MusEd Ensemble and Calvary Choir, 7 p.m. tomorrow, Calvary by the Sea Lutheran Church; free. 377-5477.

Advent Lessons and Carols, 7:30 p.m. tomorrow, St. Andrew's Cathedral; free. 524-2822, ext. 223.

Interfaith Open Table, with talks by Alison Dingley, "My Faith Journey As an Anglican Priest," and Nancy Walden, "My Journey Into Christian Science," 7-8:30 a.m. Wednesday. Also, Interfaith Alliance Hawai'i meeting, with a presentation on Sisters Offering Support, 8:45-10 a.m. Wednesday, both at St. Mark's Coptic Orthodox Church, 'Alewa Heights. 261-1934.

Blue Christmas Service, for those suffering from loss or sadness, 5:30 p.m. Wednesday, Waiokeola Congregational Church, Kahala. 737-0541.

"Taming the Wild Horse of the Mind," talk by Buddhist master Khentrul Lodroe Thaye Rinpoche of Tibet and sponsored by the Kailua Shambhala Meditation Center, 7-9 p.m. Friday, Room 412 of UH-Manoa's Queen Lili'uokalani Center for Student Services; $20 ($10 students). 262-8352..

Send announcements with contact name and phone number to: Faith Calendar, The Honolulu Advertiser, P.O. Box 3110, Honolulu, HI 96802; faith@honoluluadvertiser.com with "Faith Cal" in subject line; or fax 525-8055.