Pam stood on the shore of the lake, letting her feet get used to the water. Which was hard, seeing as it was really cold. But she started bouncing up and down to get things warm again. She took the gillyweed, and after a little bit, found it hard to breath. So she ran into the water, and was relieved to find she was not only able to breath, but she could swim too. She began swimming towards the class, and after the professors.