The event is open to all high school, college, and adult treble-voiced singers. Participants will have an opportunity to work with music professionals Kristen Eby, Jill Klinebriel, and Terry Slade, and collaborate with Heartland Harmony, Julien…

The University of Dubuque and Northeast Iowa School of Music is pleased to announce Treble Fest on Sunday from 2:00 - 5:30 p.m. at Heritage Center, University of Dubuque in Dubuque, Iowa. The event is open to all high school, college, and adult…