Pajama Day + Winter Concert at UNES Written by Liz on December 21, 2017 in family Yes! Pajama Day AND a winter concert? A banner day in first grade, for sure. Happy girl: What’s cuter than a bunch of first and second graders in their jammies? Maybe a bunch of first and second graders SINGING in their jammies: Related posts: Winter Concert Last Concert of the Season Last Concert in the Park The First Concert in the Park!