On your mark, get set, go.
DO
Doggone Fun Run
What: You and your pooch walk the walk for PAWS and the SPCA.
Why: A new pet project.
When: Sat., 9 a.m.
Where: Speedway Meadow, Golden Gate Park. Call (415-554-3007) or go to doggonefunrun.org to register.
Poolside Disco Party
What: Glamour gals, beachy boys, and groovy tunes (plus eats and drinks) on a backdrop of Malibu circa 1974.
Why: Consider it your last days of disco.
When: Sun., 3-9 p.m.
Where: Bambuddha Lounge, 601 Eddy St., at Larkin St. (415-885-5088).
HEAR
St. Lawrence String Quartet
What: Stanford’s ensemble-in-residence opens its Sundays with the St. Lawrence series.
Why: No strings attached.
When: Sun., 2:30 p.m.
Where: Dinkelspiel Auditorium, 471 Lagunita Dr., at Mayfield Ave., Stanford. Tickets at (650-725-ARTS) or stanford.edu.
SEE
Junior League Home Tour
What: Take a peek at impressive architecture and interior design in six private Sea Cliff homes to benefit education.
Why: Welcome to the big leagues.
When: Sat., 10 a.m.-4 p.m.
Where: Scenic Way, b/t 25th & 26th Aves. (415-775-4100 ext. 34). Tickets at jlsf.org.
BUY
Billion Dollar Babes
What: Sass & Bide, Goldenbleu, Oliver Peoples, and Tree, all up to 80 percent off.
Why: High dollar for low dollar.
When: Fri., 5-10 p.m., V.I.P. preview; Sat., 8 a.m.-6 p.m., sale.
Where: Dogpatch Studios, 991 Tennessee St., b/t 20th & 22nd Sts. R.S.V.P. is essential at bdbinvite.com.