Aaieeeee!! Just when you thought the Another Hole In The Head Indiefest horror film fest was over and it was safe to go back outside..... NO!!! Local stand-up splatter comics the Primitive Screwheads are presenting their blood-soaked Night of the Living Dead show, that both mocks -- and fears! -- the zombies stalking our land. $21, Doors at 7, show at 8, at the Hole in the Head Playhouse at 1333 Indiana (x 25th, in Dogpatch). Show runs through Saturday. And be warned: do not wear your nice clothes!

Other events:
--The Yerba Buena Center is screening When Pigs Fly, a well-received documentary about a quadriplegic woman's pig rescue efforts and how she was let down by the worker's comp system. $8, 7:30 p.m., 701 Mission (x 3rd).

--Differently-socially-situated performance artists from the Gray Area Theater Co. are transforming The Lab into a pepperoni-scented bowling alley in their experimental project 10 Lanes Pizza Bowl. 2948 16th (x Capp), 8 p.m., pay what you wish.

--As part of the National Queer Arts Fest, it's For Lack of a Better Word, an evening of readings about the intersex experience, coming out, and other delightfully-awkward things to express. $8-15, LGBT Center (1800 Market x Octavia), 8 p.m.

--Help refugees by going out to eat: selected area restaurants (including the always-fun Bissap Baobab and ever-popular Tangerine on 16th St.) are donating a percentage of their profits tonight to the International Rescue Committee for World Refugee Day.

--And the Dance Down the Lockdown benefit, part of Intersection for the Arts' yearlong Prison Project -- an evening of dance, music, and spoken word to move beyond jails. 446 Valencia (x 15th), $15 (no one will be turned away for lack of funds), preshow at 6, performance at 8.