After the success of their self-titled 1978 debut, the band's two follow-up albums performed less than spectacularly. In many ways, Toto IV represented a make-it-or-break-it release for the group.

The surviving members of Toto discuss their 1982 hit "Rosanna" and how actress Rosanna Arquette came to be name-dropped in its title in the new film 'Yacht Rock: A Dockumentary'.