, .
, 20 . . . !
: . , .
.
. , , . . 14 , ( ) pop-rock "The Travellers", ( (super special) " " REX) 21.5.1966 , .
: ( " "). , (1982-1987) (" "), (" . ") ( ). ( ) " ". , ( "....").
: ( ). / · Palestrina . . 1980-1983 ( / ) . . . ( , ), , ( ) . , , ( ). , International Federation for Choral Music.