The pop inclinations of José Cid led him to create , during the first half of the 1970s , a 4 piece vocal pop group ( Green Windows ) and to participate in the 1974 Festival da Canção with '' Imagens '' and '' No Dia Em Que O Rei Fez Anos '' . He also participated in the Eurovision Song Contest 1980 with the song Um grande , grande amor
Eurovision Song Contest 1980
Eurovision Song Contest 1980
José Cid