Despite the snowfall that blanketed New Jersey on Saturday, Dec. 17, the musical debuted to a full house, at the Union County Performing Arts Center LOFT theater. ‘Who Am I: A Christmas Lullaby’ opens at UCPAC Despite the snowfall that blanketed New Jersey on Saturday, Dec. 17, the musical debuted to a full house, at the Union County Performing Arts Center LOFT theater.