Editor's note: Planning your Halloween? Here's a list of major celebrations and trick-or-treat happenings. The full list will be in the Oct. 27 issue of TGIF. This week's Halloween events also are listed here.

The √ indicates admission is $5 or less, or free. Full-price admission is listed; * denotes discounts (or free) for students, seniors, military, members, children and/or advance purchase. Call venue for details.

21|SATURDAY

√ Halloween Costume Contest, with prizes and goodie bags, 1:30 p.m. registration, 2 p.m. contest, Waipio Center; free. 288-2590. 4 Pumpkin Patch Festival, with pumpkin picking, hay rides, jumpers, food, 9 a.m.-5 p.m., Aloun Farms, Kapolei; $3 parking fee, plus price of pumpkins; repeats 9 a.m.-5 p.m. Sunday and Oct. 28-29. 677-9516.

22|SUNDAY

√ Pumpkin Patch Festival, with pumpkin picking, hay rides, jumpers, food, 9 a.m.-5 p.m., Aloun Farms, Kapolei; $3 parking fee, plus price of pumpkins; repeats Oct. 28-29. 677-9516.

24|TUESDAY

√ Halloween Disguise-Makeup, with Malia McNamara-Rzeplinski and Sarah Robinson, 6:30 p.m., Kahuku Public & School Library; free. 293-8935.

25|WEDNESDAY

√ Halloween Story time, come in costume and listen to Halloween stories, 5:30-6 p.m., Salt Lake-Moanalua Public Library; free. 831-6831.

√ Silly & Spooky Tales with storyteller Jeff Gere, 6:30-7:15 p.m., Mililani Public Library; free. 627-7470.

26|THURSDAY

√ Halloween Hoop-La, trick-or-treating, games and performances, with introduction of the Hawai'i Pacific University men's and women's basketball teams, 4:30-8:30 p.m., Blaisdell Arena; free. 544-0221.

27|FRIDAY

√ Easter Seals Hawai'i Haunted House, with face painting, games, arts and crafts, and tour, 6-11 p.m., Easter Seals Ewa, 911251 Renton Road; repeats Saturday; $4*. 681-0747.

Haunted Plantation 2006, an intense haunted attraction, 7:30-11:45 p.m., Hawaii's Plantation Village; $7. 677-0110.

Oriah at the Rock, featuring Ahuulu Boys and Epic Session, part of Rocktoberfest, to benefit the Susan G. Komen Breast Cancer Foundation, 8:30 p.m.-2 a.m., Hard Rock Cafe; $12*. 955-7383.

28|SATURDAY

√ Pumpkin Patch Festival, with pumpkin picking, hay rides, jumpers, food, 9 a.m.-5 p.m., Aloun Farms, Kapolei; $3 parking fee, plus price of pumpkins; repeats 9 a.m.-5 p.m. Oct. 29. 677-9516.

√ Halloween Cat Show, with costume contest, 9:30 a.m.-4 p.m., McCoy Pavilion, Ala Moana Beach Park; $4*. 531-4891.

√ Easter Seals Hawai'i Haunted House, with face painting, games, arts and crafts, and tour, 6-11 p.m., Easter Seals Ewa, 91-1251 Renton Road; $4*. 681-0747.

29|SUNDAY

√ Pumpkin Patch Festival, with pumpkin picking, hay rides, jumpers, food, 9 a.m.-5 p.m., Aloun Farms, Kapolei; $3 parking fee, plus price of pumpkins. 677-9516.

√ Howl-O-Ween Canine Costume Contest, with jewelry trunk show, for pet lovers, 11 a.m., Ward Warehouse amphitheater; free. 521-7297.

Eddie Bo, 7:30 p.m., rRed Elephant; $40. 545-2468.

31|TUESDAY

√ Treat Street, with contests, story telling, games and food, 5:30-8 p.m., Bishop Museum's Great Lawn; free, donations accepted. 847-3511.

Halloween High Steppin', with three rooms of music, costume contest and performance by Eddie Bo, 9 p.m.-2 a.m., Hyatt Regency Waikiki hotel; $30*. 923-1234.