Halloween Bash at Roe: DJs Sebastien, Tony Kutulas, Chris Marcovici, and Steve Walker mix a safe blend of hip hop, Top 40, and house for the masses at this downtown club. Sat., Oct. 29, 9 p.m.-3 a.m., $15. Roe / Prive, 651 Howard (Third St.), www.roerestaurant.com.
Halloween Freak Fest: Strong cocktails, hot costumes, and funky jazz beats are what the Fillmore's historic Boom Boom Room is all about this Halloween season. Mission Players perform. Thu., Oct. 27, 9:30 p.m., $5. Boom Boom Room, 1601 Fillmore (at Geary), 673-8000, www.boomboomblues.com.
Halloween Masquerade & Costume Ball: DJs Lando 1, Mixtek, Jazz-e, Jayvi Velasco, BlaQwest, & Allier pump out reggaeton, house, R&B, & hip hop beats for an upscale party at this pricey lounge. Fear not, though, as your nifty costume will get you a hefty discount at the door. Sat., Oct. 29, 7 p.m.-2 a.m., $15-$25. Bambuddha Lounge, 601 Eddy (at Polk), 885-5088, www.bambuddhalounge.com.
Halloween Masquerade Extravaganza: A rather ritzy masquerade DJ dance ball at the historic hotel in Union Square. Fri., Oct. 28, 8:30 p.m.-2 a.m., $25. St. Francis Hotel, 335 Powell (at Geary), 397-7000.
Halloween San Francisco: This official and family-friendly Halloween party features live entertainment, costume contests, candy, and good, clean fun. Mon., Oct. 31, 7 p.m.-2 a.m., $5. Civic Center Plaza, Polk & McAllister.
Halloween Soap Box Derby Pre-Party: Geeks and masochists rejoice! Before you go crashing head-first into a wall at the annual Halloween Soap-Box Derby on Bernal Hill, hit this pre-party where Demonics, Thee Merry Widows, and Felexx Bronco rock out. Sat., Oct. 29, 9 p.m., $7. El Rio, 3158 Mission (at Cesar Chavez), 282-3325, www.elriosf.com.
Halloween T-Dance: "Fresh" -- a monthly tea dance with the look and feel of a circuit party -- throws a Halloween event for all of the clean-shaven queer men. Expect dilated pupils and sexy men donning scantily clad angel and devil outfits. Sun., Oct. 30, 6 p.m.-midnight, $15-$20. Ruby Skye, 420 Mason (at Geary), 693-0777, www.rubyskye.com.
Halloween's True Meaning: In addition to face painting, costumes, improvisation, and a performance by Christina Lewis of The Clown School, parents and their kids will get the chance to hear about the origins of Halloween, why we trick-or-treat, and more facts about the eerie autumnal holiday. Sat., Oct. 29, 1-3 p.m., $5-$15. Shotwell Studios, 3252A 19th St. (at Folsom), 289-2000, www.venue9.com/shotwell.html.
Handsome Halloween: Handsome Boy Modeling School performs at what should promise to be a most awesome party. Dan the Automator and Prince Paul also give you something to dance about. Fri., Oct. 28, 9 p.m.-4 a.m., $15. Mighty, 119 Utah (at 15th St.), 626-7001, www.mighty119.com.
The Haunting: What better way to scare yourself senseless than by heading to this posh club stuck in the gritty Bayview district. Expect hip hop, Top 40, and the usual club beats that never fail to get a festive crowd on their feet. Costume contest around midnight. Fri., Oct. 28, 10 p.m., $15-$20. Suede, 383 Bay (at Mason), 399-9555, www.suedesf.com.
Hell-O-Ween: Although this SOMA staple hosts a hefty bridge-and-tunnel crowd -- not that it's a bad thing -- this fetish party will attract horny locals as well. With a performance by The Living Dead Girls, live DJs spinning, and a costume contest, how can it not? 18-and-over perverts welcome. Wed., Oct. 26, 9:30 p.m.-2:30 a.m., $7-$10. Glas Kat, 520 Fourth St. (at Bryant), 495-6626, www.glaskat.com.
Hemlock Tavern's Halloween Bash: Lurking in the utterly horrifying Tenderloin, Hemlock Tavern goes all out for this rockin' Halloween shindig. Heroine Sheiks and Boyjazz perform while DJ Coffin dazzles at the decks in between sets. Sun., Oct. 30, 9:30 p.m., $9. Hemlock Tavern, 1131 Polk (at Post), 923-0923, www.hemlocktavern.com.
Holla Ween: Never one to close their doors just because it's a Monday, Elbo Room hosts a hip hop heavy night on Halloween, featuring Colt 75, DJ Sake-1, Wisdom, and The Vinyl Brothers. Sport a Halloween costume and get half-off your cover charge. Mon., Oct. 31, 9 p.m., $2.50-$5. Elbo Room, 647 Valencia (at 18th St.), 552-7788, www.elbo.com.
Hollywood Halloween: San Francisco finally allows Hollywood into its heart with this LA-themed party. Borders will breed creativity as you're forced to dress in costume as one of your favorite celebrities of the stage, screen, runway, and MP3. DJ Treat-U-Nice spins with flair. But be careful of the paparazzi they've got hiding around looking to snap that photo of you at your drunken worst. Fri., Oct. 28, 8 p.m.-2 a.m., $20-$25. Tongue & Groove, 2513 Van Ness (at Union), 928-0404, www.tongueandgroovesf.com.
Hustlers-a-No-No Halloween Party: What could be scarier or more exciting than getting caught at the lurid Powerhouse on a dark night? Not much, really. This Halloween party will feature live male dancers, a dildo toss, and loads of debauchery. Come dressed in your skankiest finery. Fri., Oct. 28, 9 p.m.-2 a.m., free. Powerhouse, 1347 Folsom (at Ninth St.), 552-8689, www.powerhouse-sf.com.
Improvised Music Set to Creepy Short Films: Three jazz bands improvise the score to several gory, horrific, and experimental films. Mon., Oct. 31, 8 p.m., $6-$10. 21 Grand, 416 25th St. (at Broadway), Oakland, 510-444-7263, www.21grand.org.
Infuse: Night of the Living: Live DJs and lively people will pack this place to capacity tonight, along with every other club along 11th Street in SOMA. Be sure to bring along a small token of affection to place on the Day of the Dead altar. Sat., Oct. 29, 10 p.m., $15. Paradise Lounge, 1501 Folsom (at 11th St.), 621-1911, www.paradiselounge.com.
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