Karyn felt her phone buzzing in her pocket.
"Who could that be?" She thought to herself. She didn't normally get any calls at this time of the day. Taking the phone out of her pocket she frowned.
"Great" She thought looking at the screen. "Sarah's managed to switch phones with me" she wondered if she should answer but then she saw the caller id.
It was Sarah's parents. She'd better answer it. "Hello?" She answered uncertainly.
"Sarah?" The voice on the other end replied. It sounded like her mom. "You sound different.