HAPPENIN’ OTSEGO for FRIDAY, MAY 18 Family Dance Night! FAMILY DANCE – 6 p.m. Put on your semi-formal best and bring the whole family for a fun night out, families of all sorts welcome. Cost, $25/family. Unitarian Universalist Soceity of Oneonta, 12 Ford Ave., Oneonta. Call 60-7-386-1508 or visit www.facebook.com/otsegopride/ ART CLASS – 3:15 – 5 p.m. Kids learn about “The Great Wave” print by Japanese artist Hokusai, then make their own prints. Cooperstown Art Association. Call 607-547-9777 or visit www.cooperstownart.com/for-kids.html…