I could say that you're homely, just as homely as pie.
8 seconds sound clip from the Holiday Inn (1942) movie soundboard.
You can hear this line at 00:58:36 in the Blu-ray version of the movie.
Quote context
[...]
- Ah, let's see. For Washington's birthday I see, sort of, a romantic costume thing.
- Something that just reeks with grace and charm, you know?
- Don't you think it's getting a little stuffy in here?
- I could say that you're homely, just as homely as pie.
- But this is Washington's birthday and I've got to say you're beautiful 'cause I can't tell a lie
- I could say that you're stupid, nothing up in your crown.
- Hit it.
[...]