A lightbulb went off in his head. When she was Zoe's age, and a friend of hers died in a car accident...
He'd seen enough time travel movies to know this was very very bad. Not only had he replaced someone who was meant to die...he'd prevented it, and changed his mother's history...
What if because of this he'd never be born? Wait...if he was never born, he couldn't have made a wish, and he'd never have ended up back here, which meant..
"Jenny, you've barely touched your food..."
"I'm not hungry...umm...Mrs. Doyle."
"Well, you had a terrible fright last night. You should eat something."
Linda looked over at her friend, who'd been acting like a zombie all morning. She'd been friends with Jenny since the beginning of the school year, when she'd moved into the neighborhood, and they'd become very close. They'd both started high school together.
"Maybe you'd feel better after a shower and a change of clothes," his grandmother said, trying to be helpful.