Goodness. What if I should fall right through the center of the Earth... And come out the other side where people walk upside down?
13 seconds sound clip from the Alice in Wonderland (1951) movie soundboard.
You can hear this line at 00:06:48 in the Blu-ray version of the movie.
Quote context
[...]
- You know, Dinah, we really shouldn't be doing this.
- After all, we haven't been invited...
- And curiosity often leads to trouble.
- Oh... Well, after this I shall think nothing of... of falling down stairs.
- Quite all right, but you did give me quite a turn.
[...]