HAPPENIN’ OTSEGO for TUESDAY, FEBRUARY 21 Make Origami Snowflakes at Huntington Memorial Library CRAFT—6 p.m. Back by popular demand, come to the library to learn to create Origami snowflakes. Also include cookies, hot chocolate bar and music. Registration required. Huntington Memorial Library, 62 Chestnut Street, Oneonta. (607) 432-1980 or visit facebook.com/hmloneonta/ TAX PREP—6-8 p.m. Get ready for tax season with the IRS Volunteer Income Tax Assistance program. Hartwick College accounting students certified by the IRS, with their professor, will be available to…