ANN ARBOR, MI — Before he was a seven-time Grammy winner selling out arenas, a 23-year-old John Mayer ambitiously toured the U.S. in the summer of 2001, introducing his debut studio album “Room For Squares.”
The up-and-coming musician from Connecticut, who left the Berklee College of Music and was living and gigging around Atlanta, made his first Michigan stop in June that summer at The Shelter in Detroit. It was a small, intimate show below Saint Andrew’s Hall where the singer-songwriter competed with notably louder music and vibrations above…