Santa, singing, and sangria. Let the holiday games begin.

DO
Jingle & Mingle
What: Sip on martinis, snip-snap to holiday tunes, and bid on wreaths by local designers and artists to benefit Children of Shelters.
Why: Jingle all the way.
When: Thurs., 6:30-9:30 p.m.
Where: The Golden Gate Club in the Presidio, 135 Fisher Loop, at Sheridan Ave. (415-563-6082).

SantaFest
What: Kids enjoy pics with Mr. Claus, decorating gingerbread houses, and making ornaments for a good cause.
Why: Santa Claus is coming to town.
When: Sat., 11 a.m.-2 p.m.
Where: San Francisco Film Center, 39 Mesa St., at Canby St. (415-563-6082).

San Francisco 1900: A Night in the Barbary Coast
What: Test your luck at blackjack, craps, and roulette at a fun-filled evening to benefit City of Dreams.
Why: The coast is clear.
When: Fri., 8 p.m.-midnight.
Where: The Sports Club LA/SF, 747 Market St., b/t 3rd & 4th Sts. (info@city-of-dreams.org).

SEE
Art for the House
What: Bid on works by artists from the Community Arts Program to benefit Hospitality House.
Why: Home is where the art is.
When: Thurs., 6-10 p.m.
Where: The Shooting Gallery, 839 Larkin St., b/t Geary & Ofarrell Sts. (415-749-2184).

EAT
Blanca Cafe
What: Spanish wine and tapas at a new North Beach joint.
Why: Vamos!
When: Mon.-Thurs., 5:30-11 p.m.; Fri. & Sat., 5:30-midnight.
Where: Blanca, 1441 Grant St., at Union St. (415-291-9944).