PHOTOGRAPHY: After this month, cult-favorite Kodachrome slide film, which stopped being manufactured in 2009, will no longer be processed (which brings a fat tear to this photography-loving contributor's eye). RayKo Photo Center celebrates the glorious and richly colorful life of Kodachrome with a juried exhibition featuring images by 23 different artists from across the country. It truly is the end of an era. (Sigh.) If you have any undeveloped Kodachrome film sitting around, get it processed at Dwayne's Photo by 12/30/2010.

6 to 8 p.m. // RayKo Photo Center (428 Third St) // free

EROTIC: Tonight's installment of Naked Girls Reading commemorates the 7th Annual International Day To End Violence Against Sex Workers. Readers include special guests Annie Sprinkle and Sadie Lune, featuring literature written by sex workers, including Some Girls by Jillian Lauren, Scarlot Harlot’s Unrepentant Whore, Georgina Spelvin’s The Devil Made Me Do It, and more…

8:30 to 10:30 p.m. // Center for Sex and Culture (1519 Mission St) // $15-20, 18+

HISTORY: The California Historical Society's Historic Libations Annual Holiday Event sounds like the place to be tonight. Head over for a refreshing Boothby Whiskey Punch, the Revolver, Moscow Mule and the Martinez, and other legendary cocktails from across the state. La Melodita will perform live tango, gypsy jazz, and blues. You'll also receive a copy of the Anchor Distilling Co. edition of Cocktail Boothby's American Bartender.

6 to 9 p.m. // California Historical Society (678 Mission St) // $50-60