Well, in the words of Porky Pig... P-p-p-p-piss off, Lou.
9 seconds sound clip from the Mrs. Doubtfire movie soundboard.
You can hear this line at 00:03:29 in the Blu-ray version of the movie.
Quote context
[...]
- This session is costing the studio thousands of dollars.
- Then I've got to do what I've got to do.
- That's very funny. Where the hell are you going?
- Well, in the words of Porky Pig... P-p-p-p-piss off, Lou.
- So what aboutthat history test?
- Did you have fun in school today?
- I painted a picture of a rainbow.
- I thought you couldn't pick us up.
[...]