Well, I guess that's everything.
5 seconds sound clip from the Back to the Future movie soundboard.
You can hear this line at 01:32:42 in the Blu-ray version of the movie.
Quote context
[...]
- This is the exact time you left. Let's send you back at exactly the same time.
- It'll be like you never left.
- Now, I painted a white line on the street way over there. That's where you'll start from.
- When this alarm goes off, you hit the gas. Right.
- Well, I guess that's everything.
[...]