Nothing.
Jon was disappointed. There was nothing he could do. He's be stuck as Sarah forever and Karyn would be stuck as a statue. As she looked out in the hall, an idea came to her. He, or rather she, was Sarah now...Sarah could get any boy to do anything.
She grabbed the statue and tracked down the first football player she saw. Though clumsily, Jon began to seduce him...she put his hands in his (within which she held the rock).
"Now," Jon began, "I need you to do a favor for me."
"Anything..."
"Wish that this statue was able to function as a real person."
"What? Sarah, sometimes I wish you'd just..."