Portugal was represented by the song ' " Silêncio e tanta gente " , written and performed by Maria Guinot , at the 1984 Eurovision Song Contest , which took place on 5 May in Luxembourg City . The song was chosen through a national final organised by broadcaster RTP . The Portuguese Final was held on 7 March 1984 at the Auditório Europa in Lisbon , hosted by Fialho Gouveia & Manuela Moura Guedes . The winner was chosen by an " expert " jury in two rounds of voting - the first to select the top 6 songs and the second to select the winner . Doce represented Portugal in ESC 1982 . Two members of the group - Teresa Miguel & Fatima Padinha - also represented Portugal in ESC 1978 with the group Gemini . Paulo De Carvalho & Fernando Tordo were both with in the group ' Os Amigos ' as represented Portugal in ESC 1977 . Paulo also represented Portugal in 1974 & Fernando Tordo did the same in 1973
1984 Eurovision Song Contest
Eurovision Song Contest 1984
Portugal in the Eurovision Song Contest 1984