Jon thought, and finally decided that he would make the girl able to speak.
The first order of business--Jon had learned about being careful with wishes--was to take precautions. He had used the gun to turn Karyn from his penis back to human, and he didn't want to accidentally zap her. "I wish that any change I make to the magic gun and its effects doesn't apply to Karyn unless I specifically say so."
Now that that was over, he just had to make the girl be able to walk and talk. "I wish that any girl made from a penis by that magic, knows what the owner of the penis knew, but doesn't remember what they remember." He didn't want the girl to think she was Joseph, just to know how to speak, walk, do homework, and such.
Back in the main locker room, Tom was saying "Get up! You have to be able to learn to say something!"
"I know how to speak," said the girl. "Now let me put these clothes on."
