GRINDHOUSE—Few film collectors can match the stash of the Hollywood Theatre's Dan Halsted—and tonight, he's busting into his vault for the Grindhouse Trailer Spectacular 3, 70 minutes' worth of trailers for "some of the most mind-blowing pieces of cinema to ever rip through a film projector." EH
Hollywood Theatre, 4122 NE Sandy, 7:30 pm, $7

ENVELOPE PUSHER—Bitcrushing acid techno pioneer Squarepusher is playing a very rare live show in Portland tonight (and he's giving Seattle a miss on this tour, ha ha). His dizzying, warped beats are given mind-blowing treatment via intricate live visuals, so get ready for an assault on all the senses. NL
w/Natasha Kmeto; Wonder Ballroom, 128 NE Russell, 9 pm, $30-35