100% Officially Licensed Product. The Nightmare Before Christmas is Tim Burton's masterpiece fantasy film. It is the story of Jack Skellington, a being from Halloween Town. When he learns about Christmas, he decides he wants to celebrate that holiday too. Before he knows it, he is usurping the role of Santa Claus. His gifts are a little unusual, but he makes it right. Despite his ghoulish face, Jack the Pumpkin King is a sensitive soul. These Heather Grey lounge pants feature the Ingredients for Worm's Wort Soup like Frog's Breath, and Deadly Night Shade in a fun graphic on the left leg. These are fun and unique sleep pants, perfect for Tim Burton fans.