You say it’s Sunday, and you’re in the mood to rock out? How about a trip to the Lagunitas Taproom and Beer Sanctuary to Rock for River – River Montessori Foundation? From 1 to 6 p.m. this afternoon, Sept 22, adults over 21 can enjoy the sounds of Petty Theft, the Pulsators, Levi Lloyds 501 and the Sorentinos, along with food, beer and a raffle. The suggested donation is $15. To find out more, visit lagunitas.com. The taproom is located at 1280 N. McDowell Blvd.

September is National Yoga Month and to celebrate, BodyWorks Integrative Yoga and Stress Management Center offers free classes to new students through Sept. 30. If you’re trying yoga for the first time, or want to check out something different, BodyWorks has a number of choices. To learn more, visit bodyworksyoga.com. The studio is located at 490 Second St. Call 769-9933.

The Petaluma Seed Bank hosts a Late Summer Farm Forum, talking about the future of food and farming in Sonoma County. Panelists include food writers Michele Anna Jordan and Marlena Spieler, Sonoma County Agricultural Commissioner Tony Linegar, farmer Paul Kaiser, Carrie Brown of the Jimtown Store and Chuck Levine, Jack London State Park board member. The event is from 5 to 7:30 p.m. Wednesday, Sept. 26, at 199 Petaluma Blvd. North. Donation is $25 at the door. RSVP to waverley@clarkwolfcompany.com.

Up for discussion at this month’s library book group is David Mitchell’s “The Thousand Autumns of Jacob de Zoet.” The lunchtime group meets from noon to 1 p.m. Sept. 27 in the Community Room, 100 Fairgrounds Drive. Call 763-9801, ext. 3 or go to sonomalibrary.org/bookgroup. Feel free to take your lunch.

Hey, bingo fans! From 1:30 to 3 p.m. Thursday, Sept. 27, you can play your favorite game at the Petaluma Senior Center. The event is a benefit for Women’s Cancer Awareness Group. Cost is $15 to $20 and, in keeping with this month’s harvest theme, attendees are encouraged to wear orange. Call 769-8325 or email infowcag@gmail.com. The Senior Center is at 211 Novak Drive.

Grant Gibbs, local composer, singer and guitarist, performs as part of Elim Lutheran Church’s Fall Concert Series. An Evening With Grant Gibbs starts at 7:30 .m. Friday, Sept. 28 at Oasis, 141 Second St. Go to elim.ctsmemberconnect.net for more information or call 762-4081.

Saturday, Sept. 29 is Free Entrance Day at the San Pablo Bay National Wildlife Refuge. This is a good chance to explore the area, which includes an open bay and tidal marsh, mud flats and wetland habitats for shorebirds and waterfowl. The refuge opens at 8 a.m. and is at 7715 Lakeville Highway. Visit fws.gov for more information on the refuge.

It’s all things spooky at Halloween and Vine, a juried show of some of the county’s Halloween artists, from 9 a.m. to 3 p.m. Saturday, Sept. 29 at Hermann Sons Hall, 860 Western Ave.. Halloween home décor and collectibles will be for sale, along with “art so good you’ll want to be buried with it.” Admission is $5. Visit halloweenandvine.com or check out the Facebook page for details.

St. John’s Episcopal Church holds its annual Estate & Stuff Sale from 9 a.m. to 3 p.m. Saturday, Sept. 29 at the church, 40 Fifth St. Goodies include furniture (old to nearly new), clothing for all ages, jewelry, crafts, linens, toys, household items and the ever-useful miscellaneous.

Here we are in late September, meaning it’s time to get ready for the annual Festival on the Hill Car Show. The family event offers a nine-category car show, barbecue, kids’ activities and music at Petaluma United Church of Christ, 825 Middlefield Drive. The action starts at 10 a.m. and continues to 2 p.m. Registration for the show is $30 to $40; the event itself is free. For car entry forms and details, go to uccpetaluma.org.