Datebook + Ocean County Retired Educators Association (OCREA) will have a luncheon meeting 11 a.m. March 15 at the Holiday Inn, Route 37 east, Toms River. Reservation forms may be found at www.ocrea.net or the Wavelet newsletter. Forms must be sent with a check for $22, payable to OCREA, to S. Rotsaert, 1 Ridgemont Lane, Whiting 08759 by March 5. Details: (732) 350-2904. + Harmonytryx will bring their unique combination of tightly-crafted vocal harmonies, powerful solos, funky vocal percussion and lively humor to the Toms River library, 101 Washington St., 2 p.m., March 17. These six women have entertained audiences in New York and New Jersey and on television and radio with an eclectic mix of pop, folk and world music. This program is free and open to the public, but registration is necessary at the library or by calling (732) 349-6200 or online at www.oceancountylibrary.org. + The Autoimmune Information Network meets monthly at Ocean County Medical Center, 425 Jack Martin Blvd., Brick, in conference room B, basement level, at 1 p.m. The next support group and meeting will be held March 18. Details: (732) 262-0450. + A gift auction to benefit the Brick High School Dragons baseball team. will be held March 18 at the Veterans of Foreign War building on Adamston Road in Brick. Doors will open at noon. For details, donations and tickets, call (732) 920-4941. + The Brick Optimist Club meets the first and third Monday of every month at 7:30 p.m. at Mel's American Bar and Grill, 108 Brick Plaza, Brick. The next meetings will be held March 19, April 2 and 16. All are welcome to join. Details: (732) 920-8844. E-mail: Brickoptimist@aol.com. + The American Association of University Women, Northern Ocean County Branch, will hold its monthly meeting 7:30 p.m. March 20, at Veteran's Memorial Middle School's Little Theater, Hendrickson Ave., Brick. The featured program, "Everyday Women", will be presented by the Brick Community Players. Guests are welcome. Details: (732) 370-6565. + A dinner and gift auction will be presented by the Lake Riviera Middle School PTA March 24 at Woodlake Country Club, Lakewood. Doors will open at 5:30 p.m. with dinner and auction at 7 p.m. Tickets are $35. Details and tickets: (732) 920-9010. + "Just in Case: Being Prepared for Emergency Situation" will be presented by Debra Shar, registered nurse, March 27, 10 a.m. to noon, at Ocean Medical Center, 425 Don Connor Blvd., Brick. Details and registration: (800) 560-9990. + The Mothers Center of the Jersey Shore (MCJS), a nonprofit organization that offers activities for children and mothers, will have its annual gift auction at Woodlake Country Club, Lakewood, March 28 at 6 p.m.. Tickets are $30 each and include choice of entree. There will also be a cash bar. Details and tickets: (732) 449-3936. + Nutrition Fuels Fitness and Exercise" will be presented by registered dietitian Debra Dobies at Meridian Life Fitness in Brick March 29, 10 a.m. to 11:15 a.m. Details: (800) 560-9990. + A Suicide Survivors Support Group will meet at 7:30 p.m. the second Wednesday of each month at St. Dominic's Church parish meeting room, 250 Old Squan Road, Brick. All are welcome to join the free group at any time. Details: (732) 899-8483. + The Multiple Sclerosis (MS) Association of America, Ocean County Chapter, meets the second Saturday of each month from 1-3 p.m. in the all-purpose room of Epiphany Church, 615 Thiele Road, Brick. All people with MS and people who care for people with MS are welcome. Details: (732) 920-3641 or (732) 477-1479. + Volunteer first aid squad members are desperately needed to join the Herbertsville First Aid Squad in Brick. All training is provided at no cost. Details: (732) 840-9116 or www.herbertsville.org. + Grief Share, a 13-week seminar/support group for those who are grieving the death of someone close, meets Saturday mornings from 10 a.m. to noon at the Church of Grace and Peace, 1563 Old Freehold Road, in the Barnabas Building. Details: (732) 349-1550, ext. 204. + Free nature walks and nature programs are offered on Saturdays and Sundays at Cattus Island County Park, 1170 Cattus Island Blvd., Toms River. Call (732) 270-6960 for complete schedules.