Make it a haunting Halloween weekend with a variety of happenings in Cobb County.

2nd Annual Veggie Connection Event. 10 a.m. to 4 p.m. Saturday, Oct. 29. $5 per person. The Community Center. 200 Village Green Circle, Smyrna. info@theveggieconnection.com. www.eventbrite.com.

If you're a vegetarian, vegan, or just thinking about it, come on down to the 2nd Annual Veggie Connection Event taking place in Smyrna this Saturday. You'll get a chance to see live cooking demonstrations, listen to guest speakers and taste a wide variety of delicious cuisine, all meat free. If you're one of the first 300 through the door, you'll even get an awesome Veggie Wow Bag.

Hare-O-Ween 2016. 5 p.m. to 9 p.m. Saturday, Oct. 29. $15 per person. Red Hare Brewing. 1998 Delk Industrial Blvd., Marietta. 678-401-0600. www.redharebrewing.com.

Join fellow Red Hare fans in celebrating Hare-O-Ween on Saturday. Red Hare Brewing in Marietta will host their 5th Annual Hare-O-Ween, featuring food trucks, a DJ, beer samples and a costume contest. Ticket price includes a special glow-in-the-dark souvenir pint glass to keep.

Trick or Treat the Square. 2 p.m. to 6 p.m. Saturday, Oct. 29. Free. Historic Marietta Square. 50 Park Square, Marietta. 678-594-3334. www.marietta.com.

Bring your little ones to the Historic Marietta Square this Saturday for Trick or Treat the Square. This daytime event allows your children to experience a fear-free holiday where local business offer trick-or-treaters non-edible treats in honor of The Teal Pumpkin Project.

6th Annual Garden Gallop 5K. 7:30 a.m. to 4 p.m. Saturday, Oct. 29. $35 per racer, free to watch. Starts in front of Kennesaw 1st Baptist Church. 2958 North Main St., Kennesaw. 770-919-0248. www.events.accessatlanta.com.

Get running this Halloween weekend with the 6th Annual Garden Gallop in support of Smith-Gilbert Gardens. At this costume-friendly event, come dressed in your silliest getup. Runners get free admission to the gardens from 9 a.m. to 4 p.m. and also receive a fall-themed long-sleeve shirt.