HAPPENIN’ OTSEGO for FRIDAY, JAN. 20 Explore The Taste Of Wine With Sommelier Chad Douglas WINE TASTING – 6 p.m. Join Sommelier Chad Douglass for this monthly class. This month’s theme is the Year of the Rooster and will be ringing in the Chinese new year. The Otesaga, 60 Lake St., Cooperstown. Info, www.otesaga.com/events BLOOD DRIVE – 12:30 p.m.-5:30 p.m. Bassett Hall Auditorium, intersection of Beaver and Pioneer St., Cooperstown. Appointments, RedCrossBlood.org or call (607)547-3701 OPEN MIC – 5-9 p.m. Come…