Black Rock Hallow's Eve--Featuring DJs Stormshadow, Manic, AzN Crew, Jeff Lynn, Aaron Liven and McCabe Reed. Costume contest at midnight. Sat., Oct. 31, 9 p.m., $10, The Grizzly Rose.Cowgirls Costume Party--Join ghosts, goblins and sexy bunnies for a Halloween costume party. Winner will go home with $500. Sat., Oct. 31, Cowgirls, 353 Ave. E, Kuna, 208-922-9522, www.cowgirlsaloon.com.
Halloween Bash--Featuring a local band, treats, drinks and a costume contest with cash prizes. All proceeds go to fund Stage Coach Theatre operations. Sat., Oct. 31, 7 p.m. $10 admission, $5 alcohol wristband. Stage Coach Theatre, 5296 W. Overland Road, Boise, 208-342-2000, www.stagecoachtheatre.com.
Halloween Karaoke Costume Contest--Door prizes, $100 to the best costume and free appetizer samples after 9 p.m. Sat., Oct. 31, 8 p.m. FREE. Cool Hand Luke's Steakhouse/Saloon, 291 E. Shore Dr., Eagle, 208-939-5860, www.coolhandlukes.com.
Halloween Nightology Live--An adult evening of fashion, art, DJ culture, costume contests and after-hours revelry. Sat., Oct. 31, 9:30 p.m. $8 presale, $10 door, $6 students with ID. The Linen Building, 1402 W. Grove St., Boise, 208-385-0111, www.thelinenbuilding.com.
Night of the Living Dead--A three-block Halloween party featuring "The Flaunt Foxxes," professional go-go dancers from Las Vegas, prize giveaways, over $1,600 in cash for costume contest winners, games and music. Sat., Oct. 31. Dirty Little Roddy's and China Blue are offering a $10 single-bar access, or you can purchase a $20 three-bar block party pass, which includes all three bars. China Blue, 100 S. Sixth St., 208-338-6604; Main Street Bistro, 609 Main St., 208-345-9515; Dirty Little Roddy's, 100 S. Sixth St., 208-338-6604.
Treat Your Trick--Stop in for an adult goody bag. Sat., Oct. 31, Noon. FREE. ALPHA, 500 W. Idaho St., Suite 220, Boise, 208-424-7799.
Trick or Sweets Fun and Food Drive--Sample tasty wines and bewitching sweets, keep your Ste. Chapelle wine glass and a special gift from Weiser Classic Candy. Proceeds will benefit the Idaho Foodbank. Sat., Oct. 31, Noon-5 p.m. $5. Ste. Chapelle Winery, 19348 Lowell Road, Caldwell, 208-453-7843, www.stechapelle.com.
Zombie Crawl 2009--Featuring Jack Crowne and the Coronas. Prize for the best zombie costume. Sat., Oct. 31, 8:30 p.m. FREE. Hooligan's Pub, 10704 Overland Road, Boise, 208-376-9800.