She makes an appearance as the new girl in town. She quickly becomes friends with the PPG and RRB, and the rest of them. Later on she gets kidnapped by Mojo Jojo, in order to force the boys and girls to save her. But, when they got there she had somehow taken care of Mojo herself. When asked how she was able to beat-up Mojo Jojo by herself, she told them that she also has superpowers, in fact her whole family has superpowers. After the incident was over, she was made an honorary Powerpuff Girl. Jenny has shoulder length brown hair with a hair flower on the side, she wears a purple t-shirt with a jaguar in the middle. She wears a black mini-jacket over her shirt, she also wears a purple belt with black cargo shorts with purple ankle boots (3") with a purple flower on the heels. She also wears purple fishnet fingerless wrist gloves. She wears a amethyst studs, and an amethyst heart necklace.
She mostly has Buttercup's personality, but she also posesses Blossom's brains and Bubbles happiness. She loves sports, reading, coloring, drawing, school, and sweets. She also possess the boys qualities as well as the girls. When you push her too far, she becomes a sadistic lover for violence. She is very skilled in hand-to-hand combat, weapons, and tactics.