Listen to Boca a Boca (In the Style of Roser) [Karaoke Version] online. Boca a Boca (In the Style of Roser) [Karaoke Version] is an English language song and is sung by Ameritz Spanish Instrumentals. Boca a Boca (In the Style of Roser) [Karaoke Version], from the album Boca a Boca (In the Style of Roser) [Karaoke Version] - Single, was released in the year 2013. The duration of the song is 3:43. Download English songs online from JioSaavn.