Katie Lewis February 8, 2021 Competition Information, Allstar Jamfest Kansas City Nationals 2021 Katie Lewis February 8, 2021 Competition Information, Allstar Jamfest Kansas City Nationals will be held at the Hy-Vee Arena located at 1800 Genessee St. in KCMO on February 13 & 14, 2021All teams will compete in this event.