Now, calm down, son, will ya? Look, the stain's gone. It's disappearing ink.
6 seconds sound clip from the Who Framed Roger Rabbit movie soundboard.
You can hear this line at 00:16:00 in the Blu-ray version of the movie.
Quote context
[...]
- What, you think that's funny?
- You won't think it's funny when I stick that pen up your nose.
- Now, calm down, son, will ya? Look, the stain's gone. It's disappearing ink.
- I know who you are. Marvin Acme, the guy that owns Toontown. The gag king.
- If it's Acme, it's a Gasser.
[...]