Charlotte Watsford

H2O: Just Add Water - 2x20 - The Gracie Code Pt2

Charlotte Watsford is the newest addition to the mermaid club. She was also Lewis McCartney's girlfriend, until he broke up with her, for stealing his phone, and attacking Cleo Sertori. She lost her powers though at the end of season 2. She is also the grand daughter of Gracie