The Zabvronians learn about death when Hidden Hills' resident gardener dies, and the Weavers learn about reanimation when the Zabvronians bring him back to life.
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But if you guys die, I'll be all alone.
Hey, what if I promised you that we all die at exactly the same time? Would that make you feel better, sport?
Are you nuts? How would that make me feel better?
Did you just promise our son a murder-suicide pact?
I'm regretting the choice.
References Dawn of the Dead