She waited patiently for Phoebe and Prue to get set up and for the Master to drink what he'd been given. From the look on his face, it wasn't pleasant. In Fred's experience, it rarely ever was. She remembered the little concoction that Lorne had whipped up to return them to their right selves after a spell had made them all mentally teenagers again. It had tasted like what she had decided the bottom of a well worn shoe would taste like if licked. But it did the trick.
Once the Master had taken his place in the machine, Fred felt the nerves fade slightly as she went through the motions she'd just run over several times in her head. Flips switched, knobs turned, the power level hitting the mark that Romana had shown her. Once she was done, she glanced over at Phoebe and Prue, giving them the thumbs up. It was their turn.