Unless I miss my guess the most recent Year of the Rat was 1936.
8 seconds sound clip from the Dead Men Don't Wear Plaid movie soundboard.
You can hear this line at 00:25:03 in the Blu-ray version of the movie.
Quote context
[...]
- It looks like a key to one of those lockers at the train station. Number's been filed off.
- What's it say on that envelope?
- You mean you understand what it means?
- You know the Chinese have a different animal for every year?
- Yes.
- Unless I miss my guess the most recent Year of the Rat was 1936.
- This is the key to locker number 1936.
- So was Abraham Lincoln. Look what happened to him. Smart can get you killed.
- I hope not. Sometimes I feel I would like to...
[...]