Artists' Open Studios and other Boulder events for today

Oct. 9—Boulder Open Studios: This annual, free, self-guided tour of more than 150 artists' studios across the county kicks off with an opening reception for its preview exhibit at 5:30-8 p.m. at Museum of Boulder, 2205 Broadway, Boulder. The display will feature art from each participating artist; Open Studios runs noon to 5 p.m. Saturday-Sunday, Oct. 8-9 and Oct. 15-16; Find maps and more info at openstudios.org/open-studios-tour.

'Mad God' Screening with Alex Cox: Join us for a special screening of "Mad God," the nightmarish stop-motion masterpiece 30 years in the making from the legendary visual effects mastermind Phil Tippett. Filmmaker Alex Cox ("Repo Man" and "Sid and Nancy") will be on hand to present the film and offer a Q&A afterwards. The fully practical stop-motion film is set in a Miltonesque world of monsters, mad scientists, and war pigs; 2 p.m. Sunday, Muenzinger Auditorium, E050, CU Boulder; calendar.colorado.edu.

Black Cat Organic Farm U-Pick Palooza: Local chef Eric Skokan's USDA certified organic, 425-acre farm on the outskirts of town is hosting an event for people to stock up on some local veggies. Guests can harvest tomatoes, peppers, eggplant, basil, squash, carrots, beets, potatoes and more. Bring your own bags — and shovels if you want root veggies. Prices range from around 50 cents to $1.50 per pound; Saturday and Sunday, 6054 Oxford Road, Longmont; blackcatboulder.com.

Boulderthon: This half- and full-marathon will bring in more than 4,000 runners from all over the world. The race starts Sunday at 7 a.m. and will wrap on the Pearl Street Mall with a big expo party; 8 a.m.-4 p.m. Sunday; 1420 Pearl St., Boulder; boulderthon.org.

Frankenstein Theater Hike: Arts in the Open's "Frankenstein" takes patrons on a moderate hike, playing out scenes set in the icy polar regions where scientist Victor Frankenstein has chased the creature he brought to life. Due to adult themes, patrons must be ages 10 years old and up; 3 p.m. Sunday; Chautauqua Park, 900 Baseline Road, Boulder; $16-$21; chautauqua.com.

Hawaiian Hula Classes: Boulderite Miriam Paisner, who lived in Hawaii for 20 years and holds a master's in dance ethnology, with a Polynesian dance focus, teaches a weekly hula class where drop-ins are welcome; 5 p.m. Sundays, Boulder Ballet Studio 3 at Dairy Arts Center; $20-$75; hulamaunakomohana.weebly.com.

Boulder Comedy Show: Laugh like a fool at Boulder's longest-running comedy show. The gig always features the funniest crop of local comedians and often brings in national stars; 7 p.m. Sunday, Rayback Collective, 2775 Valmont Road, Boulder; $20; bouldercomedyshow.com.

Louisville Farmer's Market: Enjoy a Sunday morning of acoustic music at the Louisville Farmer's Market with Boulder musician John Brewster who recently released his debut album "42°" and will be performing his original music and covers from the 60s to today; 9-11 a.m. Sunday; Louisville Farmers Market, 824 Front St., Louisville; realfarmersmarketco.com.

Denver Record Collectors Expo: The expo is celebrating its 29th year as the region's premiere music-collectors show. There will be more than 50 dealers from across the country selling LPs, 45s, 78s, CDs, posters and music memorabilia with more than 100 tables; 10 a.m. Sunday, The Delta by Marriott, 10 E. 120th Ave., Northglenn; $2; bit.ly/3fTwNHK.

Indigenous Public Memorial and Reflection: The Cheyenne and Arapaho Tribes of Oklahoma will present their historical perspectives through singing, storytelling and narration in the event "Re-membering 1864...from Fort Chambers to Sand Creek the Future is Now"; 3 p.m. Sunday, The Dairy Arts Center, 2590 Walnut Street, Boulder; Free; bit.ly/3eLeMKX.

David Booker at BOCO Cider: Denver-based David Booker channels Chuck Berry, has backed Bo Diddley, and opened for Los Lobos. Hear his love of rock 'n' roll, R&B and folk blues through his music; 4 p.m. Sunday, BOCO Cider, 1501 Lee Hill Drive, Unit 14, Boulder; Free; bococider.com.