The Villains Of Valley View S1 Ep 1 - Gender Transformations

Season 1 Episode 1 Finding Another Dimension
The family then comes up with the idea of having Colby shape-shift into Hartley until they find out how to get the real Hartley back. Just as she uses her electricity superpowers to zap the lights, Colby shape-shifts back into his regular self again, leaving Celia to leave with the real Hartley as they wish her goodbye and wish her good luck with the dentist appointment.