Gale (Angry Birds Stella)

Gale is the principle antagonist of the Angry Birds Stella  video game, and the Angry Birds Stella TV show. Once one of Stella's best friends Gale traveled a different path where she found the Crown of the Pigs and an ancient book telling of a great golden Egg. When the Pigs begin to follow her, for she possesses the crown, she takes the opportunity to obtain the benefits of power while searching for the Golden Egg and expanding that power. In so doing her destruction of the Island's forests in pursuit of expanding the realm and finding the Egg puts her at odds with her old friends.

Angry Birds Stella
In Angry Birds Stella Gale's refered to as 'Bad Princess' in concept art and her name is revealed a little into the game. She serves the same function as King Pig did in the Angry Birds games. She however can be unlocked as a playable character.

Angry Birds Movie
Gale, Stella, Poppy, and the others appear on the Island as friends as the film takes place prior to the first game, and thus prior to Gale's curroption. She, Stella, Willow and others put on a show welcoming the Pigs to the Bird's Island home. Her last scene is with her friends giving a Hug to the Hug Merchant whose been trying to get one since early in the film.