Bonnie Tyler, the Welsh pop star best known for singing the chart-topping power ballad "Total Eclipse of the Heart" in 1983, has died. She was 75.

Bonnie Tyler, whose hits included the pop classics as “Total Eclipse of the Heart” and “Holding Out for a Hero,” has died.

Tyler died "unexpectedly" in a hospital in Portugal where she was being treated for an illness, her family said Thursday in a statement on her website.