HAPPENIN’ OTSEGO for SATURDAY, MAY 7 Craft Fair for Mother’s Day MOTHER’S DAY – 10 a.m. – 5 p.m. Come celebrate spring and choose a special gift from local vendors. Southside Mall, 5006 St. Rt. 23, Oneonta. 607-432-4401 or visit www.facebook.com/southsidemall/ BLOOD DRIVE – 8 a.m. – 1 p.m. Donate through May 19 for chance to win a travel trailer camper that sleeps eight. Briggs Hall, Main Street Baptist Church, 333 Main St., Oneonta. 1-800-733-2767 or visit www.redcrossblood.org LOVE YOUR PARK –…