The FirstOntario Performing Arts Centre is celebrating its 10th Anniversary with a free Community Open House on Sunday, September 21, 2025, from 11 a.m. to 4 p.m. Guests are invited to explore all spaces of the PAC with interactive activities, hourly prize draws, and special treats. At 1 p.m., a presentation will feature remarks from Mayor Siscoe, PAC CEO Colleen A. Smith, and PAC Board Chair Mark Steinman. This milestone event also marks the launch of Culture Days in St. Catharines and is listed on the official Culture Days website.