Kansas City Express was a jazz ensemble led by Paul Grosney, notable for their performance during the "Sound of Toronto Jazz" Series at the Ontario Science Centre on October 20, 1980. The band featured tenor saxophonist Phil Antonacci and vocalist Karen Marklinger. ([canadianjazzarchive.net](https://www.canadianjazzarchive.net/musicians/phil-antonacci.html?utm_source=openai)) Their music contributed to the vibrant jazz scene of the era, showcasing a blend of traditional and contemporary jazz styles.