La Pandilla, a Spanish youth music group founded in 1970 by Pepa Aguirre, emerged from Spain and quickly gained popularity across Spain, Latin America, Brazil, and Portugal. The group initially consisted of Aguirre's children and niece, later expanding to include two additional male members. Their breakthrough single "Capitán de madera" was released in 1970, followed by their debut album, Villancicos, in 1972. Throughout the 1970s, La Pandilla released numerous albums and singles, including "Achilipu", "Señor Doctor", and "Carmina". The group's influence extended to Puerto Rico through collaborations with Edgardo Díaz, who later founded Menudo. La Pandilla's popularity peaked in the mid-1970s, but their success waned after Díaz left to manage Menudo. Despite disbanding, many of its members pursued successful careers, becoming professionals in various fields.