Deyra Barrera, the mariachi voice heard on Kendrick Lamar's new album, GNX, shares the story behind their collaboration and a song that moves her.

Now, with the debut of Ramón Fernández, grandson of the legendary "Charro de Huentitán," Vicente Fernández, this tradition continues. But with a fresh and unexpected venture into Latin country pop.

SAYRE: Barrera says the song "My Way" or "A Mi Manera," done by the late mariachi superstar Vicente Fernandez ... guitar before she continued to study music, vocals and performance.