But you're the Pumpkin King.
5 seconds sound clip from the The Nightmare Before Christmas (1993) movie soundboard.
You can hear this line at 00:45:49 in the Blu-ray version of the movie.
Quote context
[...]
- Nice. Nice. Nice. There are hardly any naughty children this year.
- You don't look like yourself, Jack. Not at all!
- Isn't that wonderful? It couldn't be more wonderful!
- But you're the Pumpkin King.
- Jack, I know you think something's missing, but...
- Ow!
- Sorry.
[...]