Anni-Frid Lyngstad is a pop singer .
Anni-Frid Synni , Princess Reuss of Plauen ( Anni-Frid Synni , Prinzessin Reuss von Plauen ) , born Anni-Frid Synni Lyngstad , 15 November 1945 , and widely known as Frida Lyngstad or by just the mononym Frida , is a Swedish gospel singer .
Anni-Frid Lyngstad