Local color.

PARTY
The Black & White Ball
What: Support the SF Symphony at this glamorous biennial affair.
Why: Performances by K.D. Lang, Tony Bennett, and Mrs. Biggie Smalls (Faith Evans), along with a tribute to Michael Jackson.
When: Sat., 8 p.m.
Where: Various venues. Info and tickets ($200-$325) online at sfsymphony.org.

EAT
The Great Cookie Bake Off
What: Unleash your inner Martha Stewart by submitting your best creation — or just be a taster (limited to 250 people).
Why: Free wine, beer, coffee, and milk to wash down the confections.
When: Sun. Check-in, 2 p.m.; tasting, 2:30 p.m.
Where: Sports Basement Presidio, 610 Old Mason St., at Crissy Field (415-437-0100). Register online at blog.thegreatcookiebakeoff.com. Suggested $12 donations benefit Stepping Stones International.

SHOP
Rebecca Minkoff Sample Sale
What: Save on the designer’s ubiquitous handbags, coveted by pretty young starlets and everyone else.
Why: You’re a die-hard Minkette.
When: Sat., 10 a.m.-4 p.m.
Where: 111 Minna Gallery, 111 Minna St., b/t 2nd & New Montgomery Sts. (415-974-1719).

PERUSE
All Vintage Everything at Storefront
What: The Hayes Valley pop-up by DNA showcases some of Etsy’s best vintage clothing and accessory dealers.
Why: Gratis cocktails and fashion photography by Michelle M. Mitchell.
When: Sat., noon-6 p.m.
Where: 644 Laguna St., b/t Grove and Hayes Sts.

CRUISE
49-Mile Scenic Bike Ride
What: An epic city-sightseeing spin, inspired by the 49-Mile Scenic Drive created in 1938.
Why: Fuel up with Four Barrel joe and Dynamo doughnuts before takeoff.
When: Sun. Meet, 9:30 a.m.; depart, 10 a.m.
Where: Four Barrel Coffee, 375 Valencia St., b/t 14th and 15th Sts.

Photo: Bryan Gettman / Flickr