Season 3 Episode 18 - Fins, Femmes and Gems

Aphrodite takes the North Star from the sky because she wants to put it in a different spot so when any one looks at it they will think of Aphrodite. Xena tries to stop her so she puts a spell on Joxer, Gabrielle and Xena so whatever they were thinking of at the time they become obsessed with. Xena first thinks of if fish and becomes and obsessed with fishing, Gabrielle was looking at a mirror and becomes in love with herself and Joxer was thinking of a story with a monkey in it so Joxer turns into a human-monkey thing. Even though they are all obsessed Xena still manages to stop Aphrodite stealing the North Star and worked out how to stop the obsession.