"The best way to spend a Thursday night in St. Augustine!"  Grab your lawn chairs or bring a blanket and come listen to some great music in a great place. Concerts in The Plaza, this year celebrating their 28th season, is a summer long music series that features different musical entertainment each week. The free concerts are every Thursday evening between Memorial Day and Labor Day in the Gazebo in the Plaza.  See you there! Concert Schedule May 31 --…