The St. Augustine Amphitheatre set the stage for a great combination of three modern day popular rock bands. All at one point have held the peak spot on the music charts one time or another.Openers the Plain White T’s proved to be a great opening act. These guys had the audience tapping their toes and bopping their heads along to their up beat and sugary pop melodies. The band had a huge hit years ago with the genuinely lovely and heartbreaking Hey There Delilah. The audience members that wouldn’t have known the band by name instantly recognized the song with a loud cheer. Other songs played i