What are you carrying two cases of soap for, son?
4 seconds sound clip from the Fear and Loathing in Las Vegas movie soundboard.
You can hear this line at 01:04:44 in the Blu-ray version of the movie.
Quote context
[...]
- You have a strange attitude.
- Maybe.
- I go to sleep now, I'm dead for 20 hours.
- What are you carrying two cases of soap for, son?
- What I put in my book, as of noon is that I apprehended you for driving too fast.
- I advised you to proceed to the next rest area...
- Stop!
[...]