Saturday, Oct. 5
TEAMWORK TRIVIA NIGHT WITH DJ ED, 7 to 11 p.m. at Sts. Constantine and Helen Church, 71 Chandler Road, Andover. Doors open at 6 p.m. for pizza and dessert. Cost is $25 per person for games, pizza and dessert. Reservations only. The deadline for reservations is Sept. 21. Adults only. Put together a team of 10 people per table/team or be added to a team. 978-314-0528, 978-475-4330, teamworktrivia.andoverorthodox.org.
Merrimack Valley/Haverhill Out of the Darkness Walk, at Winnekenni Park in Haverhill. Presented by the American Foundation for Suicide Prevention (AFSP), proceeds will benefit communities in the Merrimack Valley area. AFSP provides educational programming for high school and college students, teachers and staff to learn the signs of depression and provides support to families who have lost a loved one to suicide. AFSP also works to advocate and educate leaders in Massachusetts to continue funding and support for returning veterans and their families. Email HaverhillMerrimackWalk@gmail.com if interested in participating as a walker or volunteer. 978-764-8525.
Sunday, Oct. 6
21st Annual “Trot for Special Tots,” 10 a.m. starting at The Professional Center for Child Development, 32 Osgood St., Andover. Registration begins at 9 a.m. TheProfessionalCenter.org.
Free Concert, 2 p.m. at the Lawrence Public Library, 51 Lawrence St. Esther Ning-Yau and Eleanor Perrone will perform piano duets featuring the music of Bach, Dvorak, Gluck, Gottschalk, and Rachmaninov. The free concert is supported by the Catherine McCarthy Memorial Trust and the White Fund. A reception will follow the concert. 978-683-8222.
Friday, Oct. 18
Berj Zamkochian Memorial Organ Recital, 8 p.m. at the Methuen Memorial Music Hall, 192 Broadway, Route 28. Features organist Hector Olivera. Sponsored by the Gomidas Organ Fund, Inc. Tickets are $20 for adults, $5 for children. 978-685-0693, mmmh.org.
Tuesday, Oct. 22
Merrimack Valley PFLAG chapter meeting, 7 to 9 p.m. in the Fellowship Hall, South Church, 41 Central St., Andover. 781-891-5966. email firstname.lastname@example.org, gbpflag.org.