Roots of Carajo

Patricio Rey y sus Redonditos de Ricota, also known simply as Patricio Rey, Los Redondos or Los Redonditos de Ricota, was a rock band formed in La Plata, Argentina. The group was active from the mid 1970s up to the early 2000s. They are known for shaping Argentine rock and their enormous fan base.

Pantera is an American heavy metal band formed in Arlington, Texas, in 1981 by the Abbott brothers, and currently composed of vocalist Phil Anselmo, bassist Rex Brown, and touring musicians Zakk Wylde and Charlie Benante. The group's best-known lineup consisted of the Abbott brothers along with Brown and Anselmo, who joined in 1982 and 1986, respectively. The band is credited for developing and popularizing the subgenre of groove metal in the 1990s. Regarded as one of the most successful and influential bands in heavy metal history, Pantera has sold around 20 million records worldwide and has received four Grammy nominations.

Norberto Aníbal Napolitano, popularly known as Pappo, was an Argentine rock musician, guitarist, singer and songwriter. One of the most influential figures in Argentine music, he was a forerunner of Argentine rock, heavy metal and blues.