An autopsy on the body of Greek pop star Giorgos Mazonakis, who died of an apparent heart attack on Wednesday afternoon after checking into an Athens clinic in Kolonaki for scheduled therapy, has been postponed until Friday morning.

Greek musician Giorgos Mazonakis, 54, died in Athens after a reported cardiac arrest. His official cause of death has not yet been announced.

Greek pop star Giorgos Mazonakis, who also enjoyed a strong following among the Greek diaspora, has died of a heart attack after being rushed to a hospital in Athens. He was 54.