To be fair, George hadn't expected to see the perky blonde again. Expected or hadn't wanted to. George didn't do well with people persons. They tended to be too people-ly.
But her question in response to the question hadn't been out of cruelty, but out of genuine concern coupled with George's genuine lack of social skills. George immediately snatched Jeanie's still warm and living hand and started walking.
"There are zombies. You can't just go walking around when there are zombies."
George did have a heart, sometimes it just came out funny when she tried using it.