Dulce Pontes represented Portugal at the 1991 Eurovision Song Contest with 'Lusitana Paixão,' a track that blended traditional Portuguese folk elements with contemporary pop arrangements. The song's title translates to 'Lusitanian Passion,' reflecting its thematic focus on national identity and cultural heritage. Performed in Portuguese, the recording showcased Pontes' emotive vocal style, which became a defining characteristic of her career. While the song did not secure a top position in the final contest, it remains a notable example of early 1990s Eurovision songs that sought to integrate regional musical traditions with the competition's mainstream format. The song is often cited as part of the broader narrative of Portugal's participation in the contest during that era, highlighting the diversity of submissions from the Iberian Peninsula.