Welcome to the Choir Period 9 Band/Choir Class Blog By jvonglahn@cboek12.orgJuly 31, 2016July 31, 2016Choir Period 9 Band Choir Class Blog Hello Period 9 Band/Choir members! – Hope you are enjoying the summer! Hoping that we can use this blog to keep track of what we’ve done in our rehearsals and what needs to be worked on for the next rehearsal!