Roberto Carlos Braga is a Brazilian singer-songwriter, also known as "King of Latin Music" or simply "the King". Most of his songs were written in partnership with his friend, singer and songwriter Erasmo Carlos. Roberto Carlos has sold over 70 million albums around the world. He is considered one of the most influential artists in Brazil, being cited as a source of inspiration by many artists and bands. His net worth is estimated at US$160 million.

Brazilian rock refers to rock music produced in Brazil and usually sung in Portuguese. In the 1960s, it was known as iê-iê-iê, the Portuguese transcription of the line "Yeah, yeah, yeah" from the Beatles song "She Loves You".