Zero's first appearance after emerging from his grave.
Zero hearing Jack lament on how bored he is with Halloween.
Zero following Jack on Spiral Hill.
Zero feeling sad for Jack.
Zero noticing
Sally hiding behind a tombstone.
Zero listening to Jack describe his reputation as the Pumpkin King.
Zero hearing Jack wishing for someone to understand him.
Zero and Jack walking down the Spiral Hill.
Zero and Jack walking into the forest.
Zero wanting to play with Jack.
Zero successfully managing to convince Jack to play fetch with him.
Zero searching for Jack's rib bone.
Zero managing to find the bone with the help of his glowing nose.
Zero and Jack continuing to walk through the forest.
Zero and Jack having fallen asleep as they kept walking through the woods.
After waking up, Zero sees he and Jack are in the Hinterlands where they come across doors to other Holiday Worlds.
Zero looking at Jack after he opens the Christmas Tree door.
Zero watching Jack get sucked in through the Christmas Tree door.
Zero left behind while Jack enters the world of Christmas.
Zero and Jack arriving in Halloween Town after Jack leaves Christmas Town.
Zero sleeping under a Christmas tree with a candy cane in his mouth.
Zero still sleeping on the next day.
Zero waking up when Jack arrives home to do some experiments.
Zero getting worried for Jack as he fruitlessly continues to experiment on Christmas.
Zero finding a doll in his bed.
Zero giving Jack a picture of himself.
Zero showing Jack a picture of himself, trying to remind him the importance of being the Pumpkin King.
Zero watching Jack allow his obsession to get the best of him where he decides to take over Christmas.
Zero attempting to cheer Jack when he can't go deliver presents on Christmas Eve.
However, when Jack spots Zero's glowing nose, he allows his dog to lead his reindeer in pulling the sleigh.
Zero leading the team of skeletal reindeer to make Jack's sleigh fly.
Zero leading Jack's reindeer team.
Zero terrified before the military forces shoot down the sleigh.
After surviving the fall, Zero goes to an unconscious Jack while his master's jaw in his mouth.
Zero watching Jack wake up after putting his jaw back into on.
Zero sad to see Jack miserable as the latter realizes his mistakes.
Zero feeling sad for Jack.
However, Zero becomes happy when Jack expresses how he glad he feels to learn from his mistakes.
Zero happy for Jack as the latter comes to his senses.
Zero overjoyed to see Jack renounce his role as the Pumpkin King.
Zero with Santa Claus's hat in his mouth.
Zero giving Jack Santa's hat.
Zero watching Jack rushing to return to Halloween Town to find Santa.
Zero returning to Halloween Town.
Zero following Jack to find Santa.
Zero and Jack about enter Oogie's lair to rescue Santa and Sally.
Zero aggressively barking at Oogie Boogie in order to protect his master.
Zero watching Oogie and his bugs perish when they fall into a molten lava pit.
Zero having watched Jack and Sally share a moment before the Mayor comes to their rescue.
Zero and Jack watching Sally go.
Zero watching Jack and Sally confess their love for each other.