It's hard to explain that it's not INTENDED to offend, but to provoke thought and laughter... however, by its very nature, it manhandles some sensitive subjects. But if someone came back from the dead TODAY, how many people would yell "ZOMBIE!" before they considered divine intervention? Meh.
Which leads me to link back to the discussion on "Fragile Faith" that I couldn't reveal the catalyst for before. Not that I'm implying that this person's faith is fragile at all. It just made me think about it.