NTS aired an episode dedicated to the music of Gal Costa on 14 May 2021. Gal Costa has been played over 170 times on NTS, first on 28 September 2013. Gal Costa's music has been featured on 144 episodes.

Maria da Graça Costa Penna Burgos (born September 26, 1945 in Salvador, Brazil), best known as Gal Costa, is a popular Brazilian MPB singer and acoustic guitarist, regarded by many as Brazil's greatest female singer of all time. She's also known as the "Muse of Tropicália."

Gal became one of Brazil's foremost Tropicália counterculture movement singers during the late 1960s and early 70s, quickly earning the title…