It started modestly enough. In the mid-1990s, Jim and Marie Belmore of Natick rented a place in St. Petersburg, Fla., for the winter. It was not unusual for them to bump into other people from Natick who either had retired to the area or just went down for the winter.
So the Belmores thought, why not have these folks over for a cookout and reminisce about the Natick days? “We had about 10 people come,” said Marie.