That is what happens when he dies.
3 seconds sound clip from the Beetlejuice movie soundboard.
You can hear this line at 00:32:18 in the Blu-ray version of the movie.
Quote context
[...]
- Adam, is this what happens when you die?
- This is what happens when you die.
- That is what happens when he dies.
- And that is what happens when they die.
- And I'll tell you something. If I knew then what I know now, I wouldn't have had my little accident.
[...]