Music to our ears.

LISTEN
Free Twang Sunday at Thee Parkside
What: A guitar-pickin’, pork-eatin’, rockabilly-lovin’ all-ages fest with honky-tonk band Calafia.
Why: It’s free, and the pulled pork sandwiches are only $5.
When: Sun., 4 p.m.
Where: 1600 17th St., at Wisconsin St. (415-252-1330).

SHOP
Treasure Island Flea
What: Take an island vacation to the open-air market, where a hundred-plus local vendors will be shilling everything from new clothing to decor to antiques to arts and crafts; it debuts this weekend and returns the last weekend of every month.
Why: Stop for refreshment at the likes of Sataysfied and Ultimate Souvlaki.
When: Sat. & Sun., 9 a.m.-4 p.m.
Where: Avenue of the Palms, Treasure Island (415-898-0245).

PARTY
Cheese Lover’s Nightlife
What: Sample cheese from local and sustainable farms, hear from experts Laura Werlin and Gordon Edgar, and listen to beats from two DJs at the latest Thursday night get-together from the California Academy of Sciences.
Why: Meeting your daily calcium requirement should always be this fun.
When: Tonight, 6-1o p.m.
Where: 55 Music Concourse Dr., Golden Gate Park (415-379-8000). Tickets ($10-$12) online at calacademy.org.

DRINK
Cocktails at Outerlands
What: Go west, young women, to check out the beloved cafe’s brand spanking new cocktail program, focusing on artisan spirits, house-made syrups, and the like — nary a drop of vodka in sight.
Why: El Tesoro Reposado with apricot puree, lime juice, and agave nectar.
When: Tues.-Sat., 6-10:45 p.m.
Where: 4001 Judah St., at 45th Ave. (415-661-6140).

Mix a cocktail at home using our favorite recipes.

SHOP
Martha Davis Shoe Party at Conifer
What: One of our favorite local shoe designers unveils her colorful line of loafers, designed for both men and women. Attendees get 10 percent off all footwear.
Why: Open-toe shoes and SF just don’t mix.
When: Tonight, 5-8 p.m.
Where: 2848 Webster St., at Union St. (415-922-1892).

Photo: Fuse / Getty Images