United Kingdom, July 10 -- Catherine Zeta-Jones has been left "heartbroken" by Bonnie Tyler's death.

The 56-year-old actress was particularly close to the late Welsh singer, who passed away aged 75 on Wednesday (08.07.26) night, because she was married to Catherine's cousin, Robert Sullivan, for more than 50 years.

Catherine wrote on Instagram: "My heart is broken with the news that our dearest Bonnie Tyler has passed away.

"Bonnie was married to my cousin and has been such a part of my life. We are photographed here together the night before my wedding.

"She sang and rocked it at my wedding."

Welsh star Catherine has remembered her compatriot Bonnie as an "extraordinary woman with vocals to match", and insisted the Total Eclipse of ...