The Mentone Egg Festival for 2020 will be held June 4th, June 5th, and June 6th.. Mark it down on your calendars! The three-day event features entertainment, games, food, a parade in the downtown area, a play area for kids, and a huge car, truck, motorcycle & tractor show. All entertainment events are free. Flea markets and crafters line the main street in our downtown. Click here to see the Schedule of Events for complete details.