The New Adventures of Peter Pan - Season 2 Episode 4
Watch out for Wendybell

Someone has stolen water from the fairy lake. It is magic water, precious and dangerous. While trying to recover it, Wendy accidentally drinks it and finds herself transformed into a fairy! Though she is thrilled with her new condition at first, she quickly realizes that she cant go home in this state. Things get complicated when our heroes are captured by the pirates. In fact, the fairy water was intended for Hook, who plans on using it to get magic powers and put a stranglehold on Neverland.