3D pens, a workshop for young adults to get crafty. 2:30 p.m., library. (631) 749-0042. Friday Night Dialogues, “Dog Show!” by Melanie Coronetz who talks about showing her Schipperkes at the Westminster Kennel Dog Show. 7 p.m., library. (631) 749-0042. Feelings into art, a Pollock drip painting class for adults led by Joyce Raimondo. 1 p.m., library. Registration required. (631) 749-0042. Open house, at the town’s FIT Center.