Seeing the summer skies

Cassidy was born with only a right arm-and has been teased about it her whole life. She loves to stargaze, and one night, she saw a shooting star. Cassidy wished for the one thing she truly wanted; another arm. Once she got that arm, nobody seemed to remember she was ever without it. So Cassidy wished for the arm to be gone. But the star she wished on didn't quite shine right...