Saturday

ANAHEIM - Orange County 2010-model OC Auto Show.  New cars, crossovers, sport/utility vehicles, trucks and more take over the Anaheim Convention Center in an automotive extravaganza featurung futuristic concept cars, eye-popping exotics, pre-production models, interactive ride and drives and the latest alternative fuel options for showgoers looking to go green. Additionally, the auto show will pump up the energy with exciting bikini contests, aftermarket accessories and the latest in car customization. Time: October 17 - 9 a.m. – 10 p.m.; and Sunday, October 18 9 a.m. – 7 p.m. Cost: $6-10. Location:  Anaheim Convention Center, 800 West Katella Ave., Anaheim, CA. OrangeCountyAutoShow.com

AVALON - Jazz Trax Jazz Concerts on Catalina Island. Top jazz artists perform Oct. 8-11; and Oct. 15-18. Costs vary. jazztrax.com

BUENA PARK - Knotts Berry Farm- Knott's Scary Farm Haunt is world's largest theme park event. Shocking walk-through mazes, re-themed rides and one scare experience, with Knott’s Annual Haunt and 1,000 costumed creatures wandering the park, mazes and rides. Knott’s Berry Farm closes at 5:30 p.m. each evening and reopens at 7 p.m. as Knott’s Scary Farm. The fear continues until 1 a.m. (2 a.m. on Fridays and Saturdays). Tickets: $37-54/person. Opens at 7 p.m. knotts.com

CAMPBELL - Oktoberfest. Campbell's two day Oktoberfest is the best. Held in Downtown Campbell, the event offers entertainment with Bavarian bands, beer garden and more. Time: 10 a.m. to 6 p.m. Sat., Oct. 17; 10 a.m. to 5 p.m. Sun., Call: (408) 378-6252. campbellchamber.com
COSTA MESA - Fall Concert Series at Orange County Market Place.  Don’t Stop Believing, a Journey Tribute at noon and 2 p.m. Cost: Free with Market Place admission. Location: Orange County Market Place, 88 Fair Drive - Orange County Fairgrounds, Costa Mesa, CA 92626. (949) 723-6660. ocmarketplace.com

ESCONDIDO - Haunted House. The Downtown Business Association offers a haunted house experience in a 15-room Grand Haunt filled with ghosts and ghouls, a mad scientist and a funeral parlor. It will feature live actors, scary surprises and smoke and mirrors. Admission is $10, with a special $15 front-of-the-line pass. Cost is $5 for younger children for the 'Lights-On' version of the haunted house.  Time: 5 to 10 p.m. Wednesdays - Thursdays; 5 p.m. to midnight Fridays -Saturdays. Location: Haunted House, 333 E. Grand Ave., Escondido, CA 92025. Contact:  grandhaunt.com

FULLERTON - Ragfest 2009. Dancing, music, and more. Cost: $25 admission. Time: Noon to 5 p.m. ragfest.com

JULIAN - Fall Apple Harvest. A San Diego tradition, the Annual Julian Fall Apple Harvest runs through November 15. This year, the Apple Harvest celebrates its 100th birthday as thousands of visitors venture to this historic East County mining town, nestled in the Cuyamaca Mountains, to sample fresh crisp apples, homemade apple pies and ciders. Visitors can also enjoy acres of colorful fall foliage, charming bed and breakfast inns, art shows, quaint antique shops and live entertainment. julianca.com

KERNVILLE -  Fat Tire Festival. Annual event. Kernville, CA. Call: (760) 376-6553. kernvillechamber.org

KERNVILLE -  Stampede Rodeo. Held at John E. McNalley Arena, Kernville, CA. kernvillechamber.org

LATRHOP  - Dell'Osso Family Farm Pumpkin Maze. This 11th annual event includes an awesome maze to work your way out of, plus pumpkin blaster where you can shoot miniature pumpkins, Kiddie Land, Pony Rides, a Petting Zoo, Face Painting, Tractor Train, free Hay Ride, free Hay Bale Pyramid, free Speedway, free Hay Bale Labyrinth, Maze Bridges, food & fun. Cost: Free to $12.50. Time: 10 a.m. to 8 p.m. Location: 501 S. Manthey Rd., Lathrop, CA 95330. Call: (209) 982-0833. pumpkinmaze.com

LONG BEACH  - Shipwreck - 15th annual Halloween Terrorfest at Queen Mary ship. Explore 5 terrifying mazes on and off the ship. Time: 7 p.m. to 12 Midnight. Cost: $29; Fastpass: $40. Location: 1126 Queens Highway, Long Beach, CA. queenmary.com / shipwreckhalloween.com

LOS ANGELES - Fall Festival at the LA Farmer's Market. This popular event has included pig races, Halloween costumes, marching bands and other festive entertainment.  Time: All Day. Location: 6333 West 3rd St., Los Angeles, CA. Call: (323) 933-9211. farmersmarketla.com.

MONTEREY - Monterey Bay Aquarium 25 Year Anniversary. Join the silver anniversary and 25 years of inspiring ocean conservation. The weekend celebration includes live music; sustainable seafood cooking demonstrations and tastings; a scavenger hunt; prizes; a family craft room and more. Programs and activities include: Sustainable seafood demonstration and tasting prepared by Portola Restaurant's Chef David Anderson on the ocean-front deck, and learn how to make seafood choices that will assure a future with abundant ocean wildlife (Saturday only). Live music from Caribbean steel drums and Latin jazz by Derek Smith in the Marine Mammal Gallery from 11 a.m. to 3 p.m.  Family crafts in the Discovery Labs from 1:30 to 4:30 p.m. Scavenger hunt includes finding 25 items that have been at the Aquarium since 1984. Time: 9:30 a.m. to 6 p.m. Cost: $17.97 - 29.95 (kids under 3 free). Location: 886 Cannery Row, Monterey, CA. Call: (866) 963-9645. montereybayaquarium.org

MOORPARK - Western Heritage Weekend. Includes stunt ropers, country music, cowboy poetry, a medicine show and more. At 3:00pm, the Wild West rides off into the sunset, but the Catterwailers heat up the Harvest Stage with their high-energy bluegrass music. Time: 10 a.m. to 3 p.m. Cost: $10. Location: Underwood Family Farms, 3370 Sunset Valley Rd., Moorpark, CA. underwoodfamilyfarms.com

ORANGE- Irvine Park Railroad Pumpkin Patch. Fun for all ages, but designed for kids. Ride the train, play carnival games, hay rides, maze, haunted house, and pumpkins. Pumpkin Patch time: 10 a.m. to 6 p.m. Cost: No admission, parking fee at Irvine Regional Park is $3 weekday, $5 weekend. Location: 1 Irvine Park Rd., Orange, CA.

PETALUMA - SlaughterHaunts Haunted House. Time: 5:30-7:30 Kid Friendly 7:30pm-11pm Ages 7+. Cost: 5:30-7:30pm $5 Kid Maze; 7:30-11:00pm $16 SlaughterHouse $6 Ghost Tunnels; $19 Both Attractions; Phone: 707-332-6171; Address: 15 Copeland Petaluma, CA. slaughterhaunts.com

PETALUMA - Oktoberfest. This annual Petaluma Rotary Oktoberfest is great fun for the community to come out and dance, sing, and sample Bavarian delights. Beer Garden, Steve Balich orchestra, great German food, fine Lagunitas beer, polka dancing, lots of fun, camaraderie and atmosphere.  Plus it’s all for a great cause – Lend a Hand to Education and other important Rotary projects. Silent Auction.  Time: 4 to 10 p.m. Admission: Advance sales adults $10, day of $12; under 21 $4, day of $6. Location:  Herzog Hall, Petaluma Fairgrounds, Fairgrounds Drive off E Washington Street, Petaluma, CA. petalumavalleyrotary.org.

SONORA - Certified Farmer's Market. Amnesia is featured entertainment. Fresh produce, crafts and live entertainment. Location: Theall and Stewart St., Sonora, CA. Time: 7:30 - 11:30 a.m. Call: (209) 532-7735. sonoraca.com

SPRINGVILLE - Springville Apple Festival. Pie eating contest, 5 & 10 K Apple Run, Fat Tire Classic, carnival, clowns, and plenty of food in this downtown event that celebrates the fall harvest, and the pick of the crop. Time: Daily. Cost: Free admission. Location: Springville, California. Call: (559) 539-0619. springville.ca.us/applefest

TEMECULA - Pig Racing, Pumpkin Patch and Corn Maze at Peltzer Farms. Open daily 9 a.m. to 8 p.m. Located 6 miles east of 1-15, take Rancho California Road Exit to Calle Contento. Peltzer Farms, 39925 Calle Contento, Temecula, CA 92591. Call: (951) 695-1115. peltzerfarms.com