Transcript:
Television: What's up, doc?!
Red: If a rabbit could talk, I doubt it would sound like that.
Later.
Rover: I heard a bunny in there say, "What's up, Doc?!"
Red: Ha-ha, very funny.
Rover: ...but he spoke with a Texas twang- nothing like bugs.
Oswald was a totally different bunny. Fawcett’s version I think.