Natural Force is the second studio album by Welsh singer Bonnie Tyler, released in May 1978 by RCA Records. The album was issued in the United States under the title of It's a Heartache, with alternate cover art. As with her debut, Ronnie Scott and Steve Wolfe wrote most of the tracks on the album. David Mackay again produced the album, with Scott and Wolfe. Other songs include covers of American artists Stevie Wonder and Carole King.
Bonnie Tyler - vocals Ray Taff Williams — guitar, background vocals Taff Williams — acoustic guitar, electric guitar, background vocals Steve Wolfe — acoustic guitar, electric guitar, background vocals Kevin Dunn — bass Roger Bara — keyboards Mike Gibbins — drums, percussion Peter King — background vocals David MacKay — engineer
