Hey, Maxwell, we don't have to wake these two up.
2 seconds sound clip from the Dead of Night (1945) movie soundboard.
You can hear this line at 01:15:39.060 in the Blu-ray version of the movie.
Quote context
[...]
- Tell me, my little lotus blossom, where have I been all your life?
- Comment?
- Elle sait pas un mot d'Anglais, vous savez.
- J'espère qu'il vous a pas manqué de respect.
- Oh, the lady's face is familiar, is it?
- What would I be doing in the Folies Bergères looking at faces?
- Oh, la-la! Oh, la-la-la-la-lah!
- Hey, Maxwell, we don't have to wake these two up.
- Besides, I can read her thoughts.
- Read her thoughts? Why, Hugo, that's clairvoyance.
- Clairvoyance? Oh, good evening, Claire!
- Why, Hugo, he doesn't look any more dumb than I do.
[...]

 Dead of Night (1945)
 Dead of Night (1945)  Phantom of the Opera (1943)
 Phantom of the Opera (1943)  Scooby-Doo, Where Are You! (1969)
 Scooby-Doo, Where Are You! (1969)  Halloween III: Season of the Witch (1982)
 Halloween III: Season of the Witch (1982)  Knight Rider (1982)
 Knight Rider (1982)