Mariachi giving them modified shapes and tunings. In addition to instruments, the Spanish introduced the concept of musical groups—which, in the colonial period, generally consisted of two violins, a harp, and various guitars. This grouping gave rise to a number of folk musical styles in Mexico. One of these folk musical styles was the "son". This music featured string instruments. "Son" music divided into various regional varieties—the variety popular in the Jalisco area was called "son jalisciense", whose best known song, also referred to as "the mariachi national anthem," is “La Negra.” Modern mariachi music developed from this "son" style, with
Mariachi El Bronx (2009 album) plans to record both a mariachi album and a punk rock album in short succession, hoping to release the former before the end of that summer. However, they did not enter the recording studio until March 2008, by which time they planned to release the mariachi album before the end of the summer. "Mariachi El Bronx" was recorded in March 2008 at Brandos Paradise in San Gabriel, California with producer and engineer John Avila, who also played charango, sang backing vocals, and mixed the album with the band. In June 2008 the band posted a video to YouTube of themselves