The stone glowed and when the light dissipated, Jon saw himself in the mirror. He did look like his sister Zoe, except that he (now she) wasn't Goth. She looked like a normal-looking girl version of Zoe, wearing the clothing that Jon wore before the wish.
She expected to look exactly like Zoe, the gothic look and all, but what she got instead was being Zoe's twin sister.
Someone knocked on her door and she opened it. It was her mom.
"Jen. Dinner's gonna be ..." Her mom stopped and stared at her. "Jen? Why are you wearing boy's clothes?"