Just fixing these dolls' teeth.
4 seconds sound clip from the Rudolph the Red-Nosed Reindeer (1964) movie soundboard.
You can hear this line at 00:14:02 in the Blu-ray version of the movie.
Quote context
[...]
- That sounded terrible! The tenor section was weak.
- Wasn't our fault, boss. Hermey didn't show up.
- Why weren't you at elf practice?
- Just fixing these dolls' teeth.
- Now, listen! We have dolls that cry, talk, walk, blink, and run a temperature.
- We don't need any chewing dolls.
- I just thought I found a way to fit in.
[...]