Mr. Plinsky is mentioned by Noam. He is the father of Noam Plinsky, the husband of Mrs. Plinsky, the uncle of Derek Plinsky, the son of Nana and Pops Plinsky, the future father-in-law of Thera Kerplopolis, the future stepfather-in-law of Lester Awesome & Holley Holtey, and the future step uncle-in-law of Tyler Awesome.