Country music different genres and subgenres, depending on where they originated, and in what regions they are popular. One specific song style, the ranchera, found its origins in the Mexican countryside and was first popularized with mariachi, and has since also become popular with banda, norteño, Duranguense and other regional Mexican styles. The corrido, a different song style with a similar history, is also performed in many different regional styles. Other song styles performed in regional Mexican music include ballads, cumbias, boleros, among others. American country music is also popular in Mexico, but most prominently in the northern regions of the country,
Mariachi varies depending on the availability of musicians. The usual mariachi group today consists of as many as eight violins, two trumpets and at least one guitar. Traditional mariachi guitars include the vihuela, a high-pitched, round-backed guitar that provides rhythm, and a bass guitar called a guitarrón, which also provides rhythm. Sometimes a Mexican folk harp provides bass and ornaments the melody. All are Mexican variations of European instruments. There is generally no lead singer as in other kinds of group with all players singing choruses and taking turns singing the lead. Often the lead singer is assigned to a certain