This weekend in Montgomery County, PA

Celebrate the grand opening of the Ambler Farmers Market at La Provence Ambler in Ambler, where local farmers, artisans, food creators, and bakers bring their best to an open-air shopping experience. Browse fresh and handcrafted offerings, connect with neighbors, and enjoy a market that serves as a community gathering as much as a place to shop.

The $5 Family Matinee series features Scooby-Doo 2: Monsters Unleashed at this nonprofit theater. Mystery Inc. returns in a live action sequel inspired by the 1970s Hanna-Barbera cartoon. When a masked villain spoils the grand opening of the Coolsville Criminology Museum, the teen sleuths set out to reveal the culprit and confront several familiar foes. The cast includes Matthew Lillard, Freddie Prinze Jr., Sarah Michelle Gellar, and Linda Cardellini. Members and their children receive free admission to every $5 Family Matinee, and membership starts at $50.

Barbie hits the road with the Original Icon Tour, bringing the Barbie Truck to Suburban Square. This pop-up showcases exclusive merchandise available only on the Barbie Truck Tour. Look for the setup near the lawn.

The Philadelphia Area Corgis Annual Barktober Halloween Meet Up brings corgi enthusiasts and their pups together at Reynolds' Dog Park in Longford Park for a festive, spooky-themed gathering. Costumes are encouraged for both dogs and humans, and a group photo is planned to capture the fun. The site offers free parking, a water fountain near the restrooms, separate double-gated areas for large and small dogs, and complimentary waste bags. Please keep dogs leashed until inside the dog park and remember to clean up after your pet. Admission is free.

History takes center stage in Ambler with the inaugural Revolutionary Pub Crawl from Revolutionary Crawls & Events. This experience blends a guided town stroll, interactive storytelling, and a lively pub-crawl atmosphere. Professional reenactors and live historical presentations bring the past to life, with drinks, light fare, and plenty of laughs along the way. A mix of tour, hands-on history, and celebration, it offers a spirited way to experience Ambler.

Spend a night under the stars at Temple University in Ambler with an overnight campout that blends nature, science and classic campground fun. Take part in the Temple Ambler Field Station and Ambler Arboretum BioBlitz, watch drone demonstrations and be part of a drone group photo with the College of Science and Technology’s Dr. Laura Toran. Enjoy stargazing with the Delaware Valley Amateur Astronomers, try nighttime orienteering with the Delaware Valley Orienteering Association, and gather around the campfire for stories, songs and s’mores. Each campsite accommodates one tent and up to six people, and campers bring their own tent. The registration fee includes a 15-by-15-foot tent site plus access to the BioBlitz, guided walks, workshops, the campfire, stargazing, games and s’mores. Pricing is $40 per site for the general public and $15 per site for Temple students. The event runs rain or shine. Pets, alcohol and smoking are not permitted. Food will be available from food trucks, or participants may bring a cooler with items that do not require cooking, since portable grills and other cooking equipment are not allowed. Presented in partnership with the Temple Ambler Field Station, the Ambler Arboretum of Temple University, and Recreation, Outdoor Education & Wellness at Temple Ambler, this annual program highlights camping as a welcoming way to connect with local nature and wildlife.

Compete at Waffles and Enthusiasm in a Palworld TCG Grand Challengers Cup featuring exclusive promos and a chance at a serialized Palworld card. Entry is $10, and every player receives one PR Card Pack Vol 1. The tournament uses best of one Swiss rounds with 30 minute matches and no top cut. Prizes are based on record. An undefeated finish awards five Palworld booster packs or $25 in store credit, depending on pack availability. A single loss awards two booster packs or $10 in store credit, also dependent on availability. The top four players receive one Lovander - Heartstealer EPR-011, and the champion earns one Serialized Jormuntide Ignis - Savage Lava Dragon EPR with a random serial number. Register on Bushi Navi with code BGQNQ and pay in store on the day of the event. For parking during tournaments, please avoid the spaces directly in front of Waffles and Enthusiasm, Conshohocken Smoke Shop, Hertz, and Beyond Chiropractic. Use the West Ridge Center lot on the side with Piatto Grille, Ashish LED, and Mon Cheri Nails. The lot wraps around Beyond Chiropractic and has ample space.

Now in its sixth year, this Halloween party brings families together for games, dancing, music and more. The event welcomes children of all abilities along with their families, and costumes are encouraged. Admission is free, and optional donations are appreciated via Venmo at @seankingfund. The celebration takes place at Linwood Park in Ardmore, PA.

Experience Revolutionary War intrigue at Morgan Log House in a hands-on mystery designed for all ages. Participants track down clues, sort through secrets, and collaborate to unmask a hidden spy embedded within a group of travelers searching for loved ones hurt in a nearby battle. Someone in their midst has been feeding information about the Continental Army to the British, and the goal is to uncover the traitor before the truth slips away.

Head to Lansdale Tavern for lunch or dinner, or to watch the Eagles game, and support the fire company. Show the flyer or mention Colmar and 20 percent will be donated to the fire company.

Test your Legacy deck in a competitive Magic: The Gathering event that rewards strong play and careful preparation. Legacy is a constructed format that never rotates, with cards from across Magic's history legal except those on the banned list. Proxies are allowed, making it easier to bring your build to the table. Players must submit a deck list to Top Deck before the event begins, and it should include the deck's name. Entry is $25, and prizes scale with attendance. Event pages are available for preregistration and for uploading deck lists. It is a good opportunity to refine your strategy, tune your deck, and compete for rewards.

An annual Pug-O-Ween celebration at the Bux-Mont Pug Meet-up takes place at Horsham Dog Park and features a costume contest. A rain date is planned.