Today

Greenfield -- Pittsburgh Mennonite Church, 4005 Murray Ave., will offer a walk-through labyrinth for Advent season reflection from 9 a.m. to noon Mondays through Fridays through Dec. 24. Free admission. Call 412-421-8007.

Tomorrow (and more)

Findlay -- Groups performing this week at Pittsburgh International Airport on the ticketing level of the Landside Terminal include:

Moon Middle School, 10 a.m. Tuesday.

Robinson Township Christian School, 11 a.m. Tuesday.

Aliquippa High School Chorus, 10 a.m. Thursday.

Langley High School Choir and Orchestra, 11 a.m. Thursday.

West Allegheny Middle School, 10 a.m. Friday.

Miller African Centre Academy, 11 a.m. Friday.

Point Breeze -- Enjoy tours of Clayton, the Henry Clay Frick family home, decorated in Victorian holiday decor through Jan. 2. Tickets are $10 for adults, $8 for seniors and students, and free for members of the Frick Art & Historical Center. Clayton also offers family holiday programs and workshops. Tours are 10 a.m. to 5 p.m. Tuesdays through Sundays; and 6 to 9 p.m. Dec. 15, 16, 17, 22, 23, 29 and 30. Call for reservations: 412-371-0600 or visit www.frickart.org.

Wednesday

Areawide -- Starbucks Coffee Co. is seeking donations of new, unwrapped books and toys for hospitalized children served by the Starlight Starbright Children's Foundation during Starbucks' Holiday Angels Joy Drive. Drop off items at any location through Dec. 25. See locations for more information.

Thursday

Beaver Falls -- Blackhawk High School's Eighth Grade Band and Chorus will perform its Christmas concert at 7:30 p.m. in the high school auditorium, 500 Blackhawk Road. Free.

Friday

East Liberty -- The Tree of Hope, a faith-based organization that supports families victimized by violent crime, will hold its "Time to Heal" Christmas celebration and toy distribution at 5 p.m. in Eastminster Presbyterian Church, 250 N. Highland Ave. Celebrities will give a program, including recording artist Dennis Jernigan. Reservations required; call 412-434-0404 or visit www.treeofhope.com.

Saturday

Upper St. Clair -- Pittsburgh Civic Orchestra will present "It's a Wonderful Holiday," a program featuring the Washington Festival Chorale, at 7:30 p.m. at Upper St. Clair High School, 1820 McLaughlin Run Road. Tickets are $10 for adults, $7 for seniors and free for youths/students accompanied by an adult.

Greensburg -- The Westmoreland Symphony Orchestra is performing "Home for the Holidays" at 8 p.m. at the Palace Theatre, 21 W. Otterman St. Additional performers include the chamber choirs of Greater Latrobe and Greensburg Central Catholic high schools. Tickets range from $10 to $36, with group rates available. A pre-concert lecture begins at 7 p.m. Call 724-837-1850.

Oakland and Oakmont -- The Pittsburgh Camerata will perform a concert, "Ring Out, Ye Crystal Spheres," at 8 p.m. Saturday at the Church of the Ascension, 4729 Ellsworth Ave., Oakland; and at 3 p.m. Sunday at St. Thomas Episcopal Church, 378 Delaware Ave., Oakmont. The cost is $15; $6 for students. Call 412-421-5884.

Sunday

Richland --St. Barnabas Health System will serve a Christmas meal to the homeless, the unemployed and those without families from 11 a.m. to 1 p.m. in St. Barnabas Nursing Home, 5827 Meridian Road, and Valencia Woods Nursing Center, 85 Charity Place. Reservations are helpful, and confidentiality will be honored. For information, call St. Barnabas at 724-443-0700, ext. 380, or Valencia Woods at 724-625-4000, ext. 228.