Thursday already? You don’t say.SHOOTAdventures in Pinhole LomographyWhat: Explore photography before — way before — camera phones, when lightproof boxes with tiny little holes took a picture so it would last longer. Why: Shutterbugs who arrive with their Diana F+’s in tow get in free. When: Sun., 2-4 p.m. Where: Lomography Gallery Store LA, 7998 Santa Monica Blvd., b/t N. Edinburgh & Laurel Aves., West Hollywood (323-301-1414).SHOPFreeCity Supershop Supermat OpensWhat: Nina Garduno trades Malibu for Hollywood and a new 3,000-square-foot home for her culty line of tees and sweats. Why: Special collabs with locals like Life Food Organics, L’Oeil du Vert, Commune, Mission Bicycle Co., and a whole lot more. When: Daily, 11 a.m.-6 p.m.Where: 1139 N. Highland Ave., b/t Santa Monica Blvd. & Lexington Ave., Hollywood (323-461-2226).HEARL.A. Ladies ChoirWhat: Gather in the round with the 30 some-odd songstresses who make up the folky choral explosion to celebrate their new EP, Sing Joyfully. Why: Show up early to sing the praises of Babycakes vegan bakery. When: Sun., 5 p.m.Where: Family Bookstore, 436 N. Fairfax Ave., b/t Rosewood & Oakwood Aves., Fairfax Corridor (323-782-9221).SASHAYFree Dance DayWhat: Drop in for yoga, Pilates, ballet, tap, and all that jazz (fusion! Contemporary! Beginners!) classes on the house. Why: And then there’s that whole free thing.When: Sat., 10 a.m.-6:30 p.m.Where: The Sweat Spot, 3327 Sunset Blvd., b/t Micheltorena St. & W. Descanso Dr., Silver Lake (323-953-9089).Photo: Andrea Marino / Flickr Up to 60% off Kenneth Jay LaneGot a flair for the dramatic? Invest in cocktail rings and other baubles from the man who got his start adorning Jackie O., Elizabeth Taylor, and Audrey Hepburn. Take up to 60% off on Swirl.