• The Utah Jazz kicks off the 2012-13 season by playing host to the Dallas Mavericks, at EnergySolutions Arena, 301 W. South Temple, Salt Lake City. Game starts at 7. Tickets available at Smith's Tix.
• Indie-rock performer Mr. Gnome plays Bar Deluxe, 666 S. State St., Salt Lake City. Opening acts: Totem & Taboo, Amassing Massive Mass, Shadow Puppet. Show starts at 8. Tickets are $8, at 24Tix.
• The final screenings of the season for "The Rocky Horror Picture Show" happen tonight at the Tower Theatre, 876 E. 900 South, Salt Lake City. Movie starts at 8 p.m. and midnight, with live pre-show a half hour before the movie. Tickets are $10, at the Tower box office.
• The Disco Drippers mark their 20th anniversary with a two-set Halloween show, at The State Room, 638 S. State St., Salt Lake City. Show starts at 8. Tickets are $20, at the venue's website.
• Blue October performs at The Depot, 400 W. South Temple, Salt Lake City. Opening acts: A Silent Film, Barcelona. Show starts at 9. Tickets are $35, at Smith's Tix.
• Indie-pop duo Electric Guest performs at The Urban Lounge, 241 S. 500 East, Salt Lake City. Opening acts: No, Line & Circle. Show starts at 9. Tickets are $10, at 24Tix.
• And don't forget to watch out for trick-or-treaters tonight.