"Alright," Marsha said. "I wish that when your mother made her wish, she meant that you would be groping her breasts, and not mine."
The stone glowed and Jon disappeared. He reappeared back in his house. He was relieved, until he realized that his hands were groping his mother's breasts!
Meanwhile, Marsha still had the wishing stone. And she knew exactly what she was going to do with it.