Santiago-born vocalist Polimá Westcoast emerged in the 2020s as one of Chile's most promising young talents, landing the 200-million-streams reggaeton hit "Ultra Solo (Remix)" in 2022. Beginning his musical career at the age of nine as part of a church choir, the rapper landed his first major singles in 2018 before signing to Sony in 2019. After a relentless output of singles placed him in the national spotlight, the rapper blew onto international charts with 2022's "Ultra Solo." A star-studded remix of the track propelled Westcoast to global acclaim and award show wins at the Premios MUSA and Premios La Junta.