I know the Christmas carols all by heart. My skull's so full It's tearing me apart.
8 seconds sound clip from the The Nightmare Before Christmas (1993) movie soundboard.
You can hear this line at 00:32:26 in the Blu-ray version of the movie.
Quote context
[...]
- These dolls and toys confuse me so confound it all, I love it though.
- Simple objects, nothing more, but something's hidden through a door, though I do not have the key.
- Something's here I cannot see. What does it mean? What does it mean?
- I've read these Christmas books so many times. I know the stories and I know the rhymes.
- I know the Christmas carols all by heart. My skull's so full It's tearing me apart.
- As often as I've read them, something's wrong. So hard to put my bony finger on.
- Or, perhaps, it's really not as deep as I've been led to think.
- Of course, I've been too close to see the answer's right in front of me. Right in front of me.
[...]