BU Events Calendar Recitals (May 1 through July 31) Sunday, May 7 6:30 PM Persian Classical Music, Saz-o-Avaz, Kayhan Kalhor with Alireza Ghorbani Friday, May 12 6:30 PM Boston Arts Academy presents "Springfest 2017" Saturday, May 13 3:00 PM Boston Arts Academy presents "Springfest 2017" 6:30 PM Boston Arts Academy presents "Springfest 2017"