Be dark in a half hour.
4 seconds sound clip from the Attack of the 50 Foot Woman (1958) movie soundboard.
You can hear this line at 00:43:39 in the Blu-ray version of the movie.
Quote context
[...]
- Maybe Mrs. Archer wasn't so...
- I've been thinking the same thing myself.
- Hey, look. There's another one over there.
- Hey, look, there's another one.
- Charlie! We've got to keep quiet about this thing. Everybody'll think we're nuts.
- We'll follow these things, see where they lead.
- We will?
- Mrs. Archer has a station wagon.
- Good.
- We'll leave as soon as you get back.
- You'd better plan on being up all night tonight, Charlie.
[...]