H2O: Just Add Water

Season 2, Episode 17

Episode Title: Moonstruck

Air Date: 2008-01-18

Overview:

It's full moon and the girls insist that they don't need Lewis to assit his help as all three girls are staying at Emma's and Ash is coming over. When Cleo and Rikki fall under the moon spell, can Lewis stop them from revealing their secret to Ash?