I've sent Jimmy out to university to follow up on it.

2 seconds sound clip from Superman (1948) - Between Two Fire (Chapter 10).

You can hear this line at 00:03:24.069 in the Blu-ray version of the episode.

Quote context

[...]

- When I came to, I was in the car with Clark.

- How did you get there so fast?

- I really made time.

- You certainly left here fast enough.

- Now, have you any idea where Graham is?

- The fact Hackett was impersonating him suggests the Spider Lady, doesn't it?

- The same familiar problem: finding her.

- I've sent Jimmy out to university to follow up on it.

- Now, you two get busy on your stories.

- I'll take care of that car for you.

- How many?

- Fill her up.

- Yes, sir.

- Why couldn't we have picked out a car with a full gas tank?

- We didn't have much choice.

[...]