- There must be some mistake.
- Oh, undoubtedly.

5 seconds sound clip from the Curse of the Pink Panther movie soundboard.

You can hear this line at 00:24:11.876 in the DVD version of the movie.

Quote context

[...]

- He used to walk the toughest beat in Boston carrying only a rolled-up newspaper!

- He still carries it.

- Until this came, I was a desperate man faced with 2 choices: Retirement or murdering you.

- Gee, I don't know what to say.

- Fortunately, you don't have to say anything. The police commissioner said it for both of us.

- Congratulations, Sleigh. You're assigned to special duty with Sûreté.

- Sûreté? Me? Paris, France?

- There must be some mistake.

- Oh, undoubtedly.

- I trust you'll bring this error to the commissioner's attention.

- I considered it. But then I remembered the immortal words of Theodore Doppler, the Cousbay Strangler whose death sentence was commuted 2 minutes before they pulled the switch: 'Never look a gift horse in the mouth.'

- Bon voyage, Sleigh. Bon voyage.

- My bag.

[...]