Summary: Wish Upon a Star is a 1996 in film television film directed by Blair Treu, written by Jessica Barondes, and starring Katherine Heigl and Danielle Harris. It focuses on two teenage sisters that magically body swap because of a wish made on a Meteoroid. They spend several days living each other's life, sometimes with the intent to sabotage the other's reputation and achievements, but they learn to appreciate and help each other along the way.