Lap up the Labor Day vibes at El Rio's Cowgirl Palooza and sign up for free beer alerts when summer weather shines on the city.

But then, it's back to work. Make the most of it with a three-martini lunch downtown, then blow off some steam when Andrew Dice Clay brings the controversy to Wine Country. Plus, SFJazz Collective celebrates 20 years, A16's Shelley Lindgren debuts her Italian Wine book, and Flower Piano returns to the San Francisco Botanical Garden.

Have a good one.

Slurp an oyster, and help rebuild native oyster reefs. As if we need a reason to have a glass of bubbles in the posh St. Regis bar, the hotel has announced a shell recycling program through the Wild Oyster Project. Every bivalve you buy will go toward rebuilding threatened ecosystems in San Francisco Bay. This philanthropic delicacy pairs perfectly with the bar's new Champagne cart service from 5pm to 6pm daily. // St. Regis, 125 Third St. (SoMa), marriott.com

Kick up your boots and lick the barbecue sauce off your fingers: El Rio's Cowgirl Palooza returns for its 20th annual giddy-up. Git on over early for cheap grub and drink specials, and catch live music from 3 Point Hitch, Secret Emchy Society, Moonshine Maybelline, and Velvetta ; doors open at 3pm Monday. // El Rio, 3158 Mission St. (Bernal Heights); event details at facebook.com.

Be the first to know when a summery day has arrived in SF—then get a discount on beer to toast to 68 degrees. Fort Point Beer is teaming with the microclimate app Mr. Chilly to send text notifications when warmer temps merit 25 percent off the flagship KSA beer, plus free one-hour delivery. Then all you have to do is get to the nearest park. // Sign up at isithotinsftoday.com.

Travel through Italy's 20 wine regions with A16's award-winning owner/sommelier Shelley Lindgren and author Kate Leahy at the launch of their new book, Italian Wine; 6:30pm Tuesday. // Omnivore Books, 3885 Cesar Chavez St. (Noe Valley), omnivorebooks.myshopify.com

Fill your fall calendar with excellent local arts programming, beginning with the co-exhibition of internationally acclaimed artists Ai Weiwei and Monir Shahroudy Farmanfarmaian, in Sacred and Profane Geometries, at Haines Gallery. // Find our Fall 2023 arts preview at 7x7.com.

Cop a squat at The Cut Outdoor Cinema for an alfresco screening of Pretty Woman. Leave your snacks at home—popcorn and goodies will be available; 7pm Tuesday. // The Crossing, 250 Main St. (SoMa), thecutoutdoorcinema.com

Check your triggers at the door: Andrew Dice Clay is live and funny not funny in Wine Country; 8pm Wednesday. // Jam Cellars Ballroom, 1030 Main St (Napa), jamcellarsballroom.com

Toot some horns to celebrate 20 years of the SFJazz Collective at live performances featuring past and current members including Etienne Charles, Robin Eubanks, Warren Wolf, and more; Thursday through Sunday. // SFJazz Center, (Hayes Valley), sfjazz.org

Bring back the martini lunch. You know what, if you're headed back to the office, make it three. MKT Restaurant at the Four Seasons SF is helping us drown our workday sorrows with a trio of mini martinis featuring Stoli Elit Vodka or Hendrick’s Gin. It's taster's choice!; lunchtime daily. // 757 Market St. (SoMa), fourseasons.com

Honor California Biodiversity Day at a California Love–themed NightLife event where you'll pick up some golden nuggets about Golden State creatures and curiosities along with live beats and drinks; 6pm to 10pm Thursday. // Cal Academy of Sciences, 55 Music Concourse Dr. (Golden Gate park), calacademy.org

Party All Night Long when legend Lionel Ritchie shares the stage with Earth, Wind & Fire; 7:30pm Friday. // Chase Center, 1 Warriors Way (SoMa); tickets at ticketmaster.com.

Bhangra and Beats Night Market will be a bangin' season blowout with eats, drinks, shopping, and a Non Stop Bhangra dance party; 5pm to 10pm Friday. // Battery at Clay St. (FiDi; get more details and RSVP for free at bhangraandbeats.com.

Put some petals in your hair and wander the gardens to a lovely soundtrack when Flower Piano blooms again; Saturday through Sept. 12. // SF Botanical Garden (Golden Gate Park), sfbg.org/flowerpiano

Make this weekend cinematic at Bernal Heights Outdoor Cinema. The free, three-day fest features indie movies by local filmmakers. Shout action! (but don't really) at a film crawl on Cortland Avenue (beginning at 7pm Friday), salsa lessons and screenings in Precita Park (6pm Saturday), and the Best of Bernal finale at Brava Theater (6pm Sunday). // For the full lineup, visit bhoutdoorcine.org.

Have a fabulous picnic without any of the planning or schlepping your own food: Kendall-Jackson's alfresco farm-to-table dinner this week will showcase fresh produce straight from the onsite culinary gardens. Southeast Asian–inspired dishes featuring Liberty Farms duck will be paired with the estate’s highly acclaimed wines; 5:30pm Saturday. // Kendall-Jackson Wine Estate & Gardens, 5007 Fulton Rd. (Fulton), kj.com

Revisit Napa Valley's di Rosa Center for Contemporary Art: The fabulous museum on over 200 acres of vineyard land unveils two new exhibits this weekend. Lovers of all things over the top will appreciate To the Max! Maximalist Art from the di Rosa Collection, while tinkering types can geek out over Ghost in the Machine; opening reception 5pm to 7pm Saturday. // di Rosa, 5200 Sonoma Hwy (Carneros), dirosaart.org

Take it to the streets with Creekside Socials’ free block party series. The San Jose community is coming out for live music by Audiopharmacy and more, bites by Moveable, Maker’s Row vendors, and live mural painting curated by the woman-powered nonprofit Local Color. Ride your bike over and valet it with Good Karma Bikes; 11am to 3pm, Saturday. // 20 Barack Obama Blvd. (San Jose), eventbrite.com

Thank you to our partners at Creekside Socials.

Hula up to Sactown for the Holo Holo Music Festival for two days of island and reggae beats to benefit the Maui Strong Fund and Chef Hui Maui Relief Fund; Saturday and Sunday. // Toyota Amphitheatre, 2677 Forty Mile Rd. (Wheatland); holoholofestival.com

Don't ask us why Oakland holds its Pride Parade in September—just go. Paint the Town rainbow when the parade kicks off Sunday morning, then stay for the festivities and performances including Grammy-nominated headliner Deborah Cox; 11am to 6pm. // Broadway from 14th to 21st (Oakland); for tickets and info, go to oaklandpride.org.

Eat chili in Wine Country at Windsor's 10th Annual Chili Cook-off. Twenty smokin' teams will compete to win over the taste buds of a panel of judges including chef Preety Mistry (and you). Things heat up with live music by The Igniters; proceeds will benefit the Redwood Empire Food Bank; noon to 4pm Sunday. // Market St. at McClelland St. (Windsor); for more info and tickets ($20/adults), visit windsorchamber.com.