There's another mental case, right there.
4 seconds sound clip from the After the Thin Man (1936) movie soundboard.
You can hear this line at 01:40:11 in the DVD version of the movie.
Quote context
[...]
- She had this room, and you knew about it.
- There's another mental case, right there.
- Darling, you have the nicest relatives and friends.
[...]