- Where's your mother? Where is she?
- She took Uncle Elwood out to the sanitarium. I thought you knew.

5 seconds sound clip from the Harvey (1950) movie soundboard.

You can hear this line at 00:47:16.042 in the Blu-ray version of the movie.

Quote context

[...]

- How are you, Mr. Wilson? Who in the encyclopedia wants to know?

- Wilson, let's go.

- Dr. Chumley, the screwiest thing...

- I know, I know, and believe me, heads will roll.

- But, Dr. Chumley, I was looking...

- Quick, downtown. Step on it.

(1941 Cadillac Series 75 CAR ENGINE STARTS)

- Where's your mother? Where is she?

- She took Uncle Elwood out to the sanitarium. I thought you knew.

- She just called me on the phone at the club. She's hysterical.

- Where's your phone?

- In the library.

- What on earth was Mother hysterical about?

- I don't know. I couldn't make out what she was talking about. She was carrying on something fierce.

- Where's the number of that sanitarium?

- I'll look it up, but I don't know what Mother had to carry on about.

[...]