Notes:

…that mouth needs to be checked.
This comes from the movie Swan Princess Christmas.

NOTE: Please don’t go on the YouTube comment section of this video and type about how you found this on Know Your Meme. YouTube users don’t care at all about where you found this from. Also, the scene of this gif starts at around 0:26.
If you can't see the error, the cat's jaw stretches out of its mouth and be seen below its chin instead of the chin and the jaw moving all at once.