The Cal Poly Jazz Ensembles will present a “Sounds of Harmony” concert at 7:30 p.m. Friday, June 6, in Spanos Theatre. The concert will feature performances by the University Jazz Band, Vocal Jazz Ensemble, and four Jazz Combos. Guest vocalist Inga Swearingen will join the Vocal Jazz Ensemble for its set, which will include “Centerpiece” by Harry Edison, “Company” by Rosana Eckert, and Jennifer Barnes’ arrangement of Steve Allee’s “Art’s Groove.” Swearingen is a native of San Luis Obispo County who was a first-place winner at the Montreux Jazz Festival Shure Vocal Competition and performed for the renowned radio show, “A Prairie Home Companion,” several times. The Jazz Combos will perform a mix of standards and original student arrangements, and the University Jazz Band will play selections by Les Hooper, Jeff Jarvis, Mike Tomaro, Wayne Wallace, and others. Tickets are sold at the Cal Poly Ticket Office, 805-756-4849. More information is available on the Music Department’s website.