We're police officers.
3 seconds sound clip from the Kindergarten Cop (1990) movie soundboard.
You can hear this line at 01:21:47 in the Blu-ray version of the movie.
Quote context
[...]
- Listen, I've got to tell you the truth.
- Her name's not Ursula. She's not my sister.
- We're not who you think we are.
- We know who you are... Rachel.
- This is some kind of a joke, right?
- No. This is no joke. You took 3 million dollars.
- Listen, Crisp knows where you are. He could be here any minute.
[...]