Fairfield-Suisun Rotary Club Noon to 1:30 p.m., Hilton Garden Inn, 2200 Gateway Court, Fairfield. Info: 483-8196.
Solano County Soroptimist Club Noon to 1:30 p.m., Hilton Garden Inn, 2200 Gateway Court, Fairfield. Info: 422-6800.
Man to Man Prostate Cancer Support Group 3 to 5 p.m., Kaiser Permanente, conference room B behind Pharmacy 1, 975 Sereno Drive, Vallejo. Info: 800-227-2345.
Merriment on Main 4:30 to 9 p.m., downtown Vacaville. Tree lighting, singing of carols, a live Nativity scene and Santa. Info: www.downtownvacaville.com.
Crochet and Knitting Club 6 to 8:30 p.m., Fairfield Cordelia Library, 5050 Business Center Drive. Free. For adults and teens. Bring your own materials. Info: 866-572-7587.
Fairfield Coin Club 5:30 p.m., Grace Episcopal Church, 1405 Kentucky St., Fairfield. Guest speakers, coin drawings, numismatic programs, and refreshments. Info: 384-3793, 745-6385.
Epilepsy Support Group 6 to 7:30 p.m., VacaValley Health Plaza, 1010 Nut Tree Road, Suite 290, Vacaville. The Epilepsy Foundation of California offers an opportunity to share support and learn about resources. Info: 800-632-3532.
Solano County Taxpayers Association meeting 6:30 p.m., Bud’s Pub & Grill and Catering, 100 S. First St., Dixon. The discussion topic will be the nomination and election of officers for 2013. Info, reservations: Earl Heal, 446-1353; email SolanoTaxPayers@sbcglobal.net.
Fundraiser for Williams Syndrome 1 to 9 p.m. Friday, Chevy’s Fresh Mex Restaurant, 1730 Travis Blvd., Fairfield. Info: 425-5181.
Fairfield Christmas Tree Lighting 6 to 8 p.m. Friday, Madison and Texas streets. Includes a tree lighting ceremony, children’s rides, candlelight caroling, a Candyland Scavenger Hunt, a visit with Santa and live performances. Info: www.FairfieldMainStreet.com.
“Little Shop of Horrors” preview 6 p.m. Friday, Fairfield Center for Creative Arts courtyard, 1035 Texas St. Part of the Christmas Tree Lighting extravaganza. Info: www.FairfieldMainStreet.com.
Holiday Open House and Tree Lighting 6:30 p.m. Friday, at the foot of First Street, Benicia. Tree lighting and music by Kris Kringle and The Mistletones. Info: 745-9791.
Breakfast with Santa 7:30 to 10:30 a.m. Saturday, Solano Christian Academy, 2200 Fairfield Ave., Fairfield. All-you-can-eat pancakes, eggs and sausage. Proceeds help raise funds for the sixth-, seventh- and eighth-grade biannual educational field trip to Washington, D.C., and New York. Tickets: 425-7715.
Global Holiday Faire 9 a.m. to 3 p.m. Saturday, First Christian Church Vallejo, 1035 Indiana St. Shop fair trade gifts from around the world. Info: www.globalholidayfaire.org.
Vanden High Sack Attack Competition 9 a.m. to 5 p.m. Saturday, Vanden High School, 2951 Markely Lane, Fairfield. Twenty-five teams of robot-building students put their skills to the test in a series of robot challenges against teams from other schools. Info: www.vexrobotics.com or www.robotevents.com.
Christmas at the Waterfront Noon to 8 p.m. Saturday, Harbor Plaza, Main Street at Solano Street, Suisun City. Activities include a skate rink sponsored by PG&E, arts and crafts, a bonfire, a lighted boat parade at 5:15 p.m. and the lighting of the Christmas tree following the boat parade. Info: www.visitsuisuncity.com.
Mad Hatter Holiday Parade and Festival 4 p.m. Saturday, Georgia Street to the waterfront, Vallejo. Celebrate the 160th birthday of “Alice in Wonderland.” The parade begins at 4:30 p.m. at Marin and Georgia streets. The tree lighting will be held after the parade, followed by the lighted boat parade on the waterfront. The Mad Hatter Masked Ball will be at 7 p.m. at Alice’s Palace, 620 Marin St.
Benefit for fallen CHP officer Kenyon Youngstrom 9:30 p.m. Saturday, Pepperbellys, 849 Texas St., Fairfield. Comedy show followed by live music by the Citations and Rust Bucket. Tickets: 422-SHOW.
Holiday Vendors Fair 10 a.m. to 6 p.m. Sunday, Courtyard Vacaville by Marriott, 120 Nut Tree Parkway. Shop, see all the latest products and try out samples. Info: firstname.lastname@example.org.
California Retired Teachers Association holiday luncheon 11 a.m. Dec. 4, Green Valley Country Club, 35 Country Club Drive, Fairfield. The Grange Jazz Band will provide entertainment. Info: 448-7081.
Stockholders Meeting 3 p.m. Dec. 5, Solano County Mental Health Services Act Annual Update Stakeholders Meeting, Solano County Events Center, 601 Texas St., Conference Room A, Fairfield. This meeting’s purpose is to provide updates, seek input, and share information about the Mental Health Services Act. Info: 784-8326.
Winter Plant Sale 8 a.m. to 8 p.m. Dec. 6, 8 a.m. to 5 p.m. Dec. 7, 9 a.m. to 2 p.m. Dec. 8. Sponsored by the Horticulture Club of Solano Community College, featuring holiday wreaths and swags made by the Horticulture Department, as well as seasonal flowering plants, house plants and succulents. Proceeds provide scholarships, equipment and reference materials for SCC Horticulture students. Info: 486-0179.