Audio problem: When Maxim gives Mrs. De Winter the bunch of flowers, right after they are married, she says a few times "lovely", the last time she says it, her mouth is closed.
Audio problem: While the couple are watching their honeymoon films, a different Joan Fontaine voice can be heard; it is deeper, distorted. The voice says, "Ah, yes, that's very nice."
Chosen answer: From the screenplay of "Rebecca" which I found on-line, and verified by looking at two different versions, the entirety of the line is: "By the way, what do you do with old bones? Bury them, eh what? However, for the time being - you know, Max, I'm getting awfully fed up with my job as a motor-car salesman."
Michael Albert