Wilbur, pet, you haven't been untrue to your Sandra?
5 seconds sound clip from the Abbott & Costello Meet Frankenstein movie soundboard.
You can hear this line at 00:33:20 in the Blu-ray version of the movie.
Quote context
[...]
- Darling, I heard what happened. That's awful. They can't put my little Wilbur in jail.
- Sandra, I wanna thank you for bailing us out.
- I? I only learned about it this morning.
- Well, didn't the policeman tell you that a lady bailed us out?
- He did.
- Wilbur, pet, you haven't been untrue to your Sandra?
- Sandra, how can you look me in the face and say that?
- How can you look him in the face, period?
- I only came by to remind you about the masquerade ball tonight.
- I was just getting ready to pick up my costume.
- Come by for me early, dearest. About sunset... Alone. Goodbye.
[...]