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Originally posted by: Yoda Is Your Father
Why did the emperor explode? Who knows. Why didn't Qui-Gonn disappear is what I want to know.
The BEST answer I've seen about this was given by... uh... someone's whose name I must not say. It was something like this:
Obi-Wan meets Qui-Gon's ghost:
"Master why didn't you disapear when you died?"
"I did! Did you check my pulse? You burned me alive!"