Nacha Pop is a Spanish rock band formed in 1980 in Madrid. The group is known for its catchy melodies and poetic lyrics, which helped define the Spanish pop-rock scene during the 1980s. Their music often blends elements of rock, pop, and new wave, making them influential in the genre. The band's most famous songs include "Chica de ayer" and "La chica de ayer," which remain popular in Spain. Nacha Pop was led by singer-songwriter Antonio Vega, whose distinctive voice and songwriting contributed significantly to the band's success and legacy in Spanish music.