HAPPENIN’ OTSEGO for FRIDAY, MAY 3 ‘An American Miscellany’ Choral Society Spring Concert CONCERT – 7:30 pm Catskill Choral Society’s Spring Concert, “An American Miscellany: 250 years of American Choral Music.” Reception w/light refreshments. Adv/At the door: Adults $19/$22 Seniors $15/$18 Students $5 Under 12 Free. First United Methodist Church, 66 Chestnut St., Oneonta. Info, 607-431-6060 or CatskillChoralSociety.com.…