In 1997 she represented Greece in the 42nd Eurovision Song Contest.
She was engaged to Manolis Manouselis, a composer, the week before the grand finale in Dublin.
Marianna and the song, "Horepse" scored 39 points and reached 12th place.
Marianna and Manolis decided to move to Crete in 2002.
Together they formed the duo Notios Anemos (Southern Wind) and they perform in music festivals, concerts and theatrical plays in Crete.