Musical comedy starring Olivia Newton-John as the lead singer of a band which is abducted by aliens. Olivia (Newton-John) is the sole female member of a band called Toomorrow, who attempt to pay their way through college with their music. Unknowingly, the musicians stumble across a form of vocal harmonising that produces the precise vibrations an alien race needs to survive.
Olivia and her fellow band members are consequently abducted by the aliens and find themselves playing to an even more intimidating crowd than their contemporaries at the student union...