Volunteers Needed! Northbridge Brass Endeavors is looking for 200+ singers and 56 brass players to perform with a brass ensemble that includes members of the BSO & Boston Pops at Mechanics Hall in Worcester, Mass., on Sunday 26 May 2024 (the day before Memorial Day). This opportunity is for any singer or brass player (over the age of 13). Music educators are welcome to perform and to share this opportunity with their students as well.