HAPPENIN’ OTSEGO for FRIDAY, APRIL 6 Fun At The Healthy Living Expo LIVING HEALTHIER – 10 a.m. – 4 p.m. Features fun activities, vendors, a Red Cross Blood Drive, presentations on subjects ranging from preventing Lyme disease to a Tai Chi demonstration. Admission, Free. Foothills Performing Arts Center, Oneonta. Call 607-547-4230 or visit www.lheotsego.com BENEFIT – 5 – 8 p.m. Spaghetti Dinner & Chinese Auction to benefit Cory Perrault and family while he battles cancer. Hartwick Fire Dept., 3088 Co. Hwy. 11,…