We’re thrilled to welcome back the Fireside Quartet to our December 6 holiday concert. The quartet was kind enough to sing an invitation, so you should definitely attend! The Fireside Quartet puzzles over a memo from marketing. . . . We had a few questions for the group: How did you get together? Fireside was formed in 2013 when lead David Adams moved to Lowell, MA, to become a professor in the UMass Lowell Dept. of Computer Science. Tenor Jesse had already been a professo