 Complete the following phrase:  Vasiliki Papathanasiou ; born 23 August 1949, generally known as Vicky Leandros , is a Greek singer living in Germany. She is the daughter of singer, musician and composer Leandros Papathanasiou ; also known as Leo Leandros as well as Mario Panas. In 1967 she achieved worldwide fame after gaining fourth place for the country of Luxembourg in the 