TINSEL AND PETS: "Celebration of Trees to Benefit Our Animal Friends," 9:30 a.m. to 9 p.m. Saturday in the Health Expo Hall, Erie County Fairgrounds, Town of Hamburg. Admission is $5. Proceeds will benefit the Ten Lives Club and HEART Inc. Animal Rescue & Adoption Team. Featured are an auction of decorated Christmas trees at 6 p.m., Santa Claus Lane, face painting, a silent auction, food and refreshments and holiday pet adoptions. For more information, call 677-0868 (evenings), 551-4290 (days) or visit www.heartforanimals.org.
SKATE-A-THON: The Amherst Youth Hockey Association is holding a skate-a-thon from 8 to 11:20 a.m. on Sunday at the Amherst Pepsi Center Olympic Rink. Special guest Sabretooth will be on the ice to cheer the skaters in this benefit for the Skating Association for the Blind and Handicapped (SABAH). For information or pledge forms, call 631-0850.
AUTOGRAPH SESSION: Anderson's annual 1970s celebrity autograph session, featuring Chris Knight (Peter Brady); Charlene Tilton (Lucy Ewing); and Anson Williams (Potsie Weber); 11:30 a.m. to 12:30 p.m. Saturday at 537 Division St., North Tonawanda. Donations for Camp Good Days and Special Times will be accepted. For details, call 633-2302.
CENTENNIAL MASS: Annunciation of the Blessed Virgin Mary Church, Schwartz and Clinton streets, Elma, is celebrating its centennial this weekend. All former parishioners, teachers, religious and school alumni are invited to Masses at 5 p.m. Saturday or at 8 a.m., 10 a.m. or 11:30 a.m. Sunday. The first celebration will be Parish Organization Weekend. For further information, call 652-1505.