For complete arts and entertainment listings, see the Weekender, published Thursday in The Union Democrat.
Friends of Columbia State Historic Park, 5:30 p.m., Eagle Cotage, Columbia State Historic Park, 533-1852.
Tuolumne County Republican Central Committee, 6 p.m., 39 N. Washington St., Sonora.
Boy Scouts of America, Sea Scout Ship No. 3, 7 to 8 p.m., Veterans Memorial Hall, 9 N. Washington St., Sonora, 588-1282, 532-9360.
Lobster dinner, Sonora Lions Club, 5:30 to 8 p.m., $35, Mother Lode Fairgrounds, Sonora.
Veterans of Foreign Wars, William Lloyd Davis Post, 7 p.m., Veterans Memorial Hall, 9 N. Washington St., Sonora.
Sonora Certified Farmers Market, 7:30 to 11:30 a.m., corner of Stewart and Theall streets, downtown Sonora, 532-7725.
Tuolumne County Fitness Challenge "Walk-run For Everyone," 8 to 10 a.m., Woods Creek Park, across from Mother Lode Fairgrounds off Stockton Road.
Garage sale, sponsored by Sunshine Ladies of Jamestown United Methodist Church, 8 a.m. to 3 p.m., 17645 Greenwood Way, Rolling Hills subdivision, Jamestown.
Mother Lode Stand Down Information Fair, 9 a.m. to 1 p.m., for all military veterans, Mother Lode Fairgrounds.
Tuolumne County Master Gardeners Open Garden Day, 10 a.m. to 2 p.m., Cassina High School campus, 251 S. Barretta St., Sonora.
"Fashions to a Tea," benefit for Sonora Children's Theatre, 1 to 4 p.m., $25 and $15, Sonora Opera Hall, South Washington Street, 533-3225, 532-5112.
Tuolumne City Memorial Museum Open House, book signing with Linda Teigland Clark, 1:30 p.m., 18633 Carter St., Tuolumne.
Pancake breakfast, 7:30 to 11 a.m., Groveland Community Hall, Main Street, Groveland. Presented by Big Oak Rebekah Lodge.
Pancake breakfast, 8 a.m. to 11 a.m., Veterans Memorial Hall, 9 N. Washington St., Sonora. Presented by Smyth-Bolter American Legion
"Last Roundup" reunion for those who attended the old red schoolhouse in Columbia, 9 a.m. to 4:30 p.m., 532-4150.
Columbia Town Tours, 11 a.m., museum, Columbia State Historic Park, 588-9128.
Living History Day, 11 a.m. to 3 p.m., Groveland Yosemite Gateway Museum, 962-5210.
Fresh Fridays Farmers Market, 5 p.m. to dusk, Utica Park, Main Street, Angels Camp, 736-1333.
Harvest Festival, Foothill Collaborative for Sustainability, FoCuS, 6:30 to 9:30 p.m., Douglas Flat Schoolhouse. 694-8399.
Lumberjack Day, 34th annual, all day, West Point, 293-1314.
Mountain Ranch Youth Alliance Sunday Breakfast, 8 a.m. to noon, Aimee's Mountain Ranch Kitchen, 7862 Mountain Ranch Road, 754-4073.
Habitat for Humanity Calaveras Warehuse, 9 a.m. to 5 p.m., 172 Caifornia St., San Andreas, 754-1518.
Calaveras Amateur Radio Club, 9 a.m., Perko's Cafe, Angels Camp, 795-5947.
Fifteenth annual Calaveras Grape Stomp, 9:30 a.m. to 5 p.m., Murphys Community Park.
Calaveras Big Trees Association seminar, "Our Disappearing Forests," 10 a.m. to noon, Jack Knight Hall, Calaveras Big Trees State Park, 754-9029.
Free one-hour walking tours, 10 a.m., Old Timers Museum, Murphys.