The fall mixer for the Twentynine Palms Chamber of Commerce is set for November 3, from 5 to 7 p.m., at Coldwell Banker Roadrunner Realty in Twentynine Palms. The Coldwell Banker Realty office will celebrate its grand re-opening with a ribbon cutting, and raffle prizes to include pies, as well as refreshments. Coldwell Banker is located at 73555 29 Palms Highway. The mixer is open to the public.