HAPPENIN’ OTSEGO for THURSDAY, JUNE 29 'Midday Music: A Glimmerglass Festival Lunchtime Concert' GLIMMERGLASS FESTIVAL – Noon. “Midday Music: A Glimmerglass Festival Lunchtime Concert.” The stars of “La Boheme” perform their favorite party pieces, accompanied by Glimmerglass Artistic Director Rob Ainsley. Presented by Cherry Valley Artworks at the Star Theater, 44 Main Street, Cherry Valley. (607) 264-3080 or visit facebook.com/cherryvalleyartworks/ UNVEILING – 9 a.m. Greater Oneonta Historical Society and Oneonta Job Corps unveil historical marker for the Homer Folks Tuberculosis Hospital. Held at corner of West Street and Homer Folks Drive, Town of Oneonta. (607) 432-0960 or visit facebook.com/OneontaHistory You have reached your…