"Because sometimes, you choose your friends. Sometimes, your friends choose you. And sometimes, you accidentally run into a girl with her arms full of cupcakes, and you realize that your idea of friendship was a complete misinterpretation." In which Penny regenerates with the help of some whacky high schoolers who just might be her friends, leaving her lame, eighth grade, caterpillar self behind for a butterfly of a high schooler. Or, at the very least, a good ol' moth.