La Hija del Mariachi Rosario’s selfless support, a rare commodity in the world of wealth he comes from. Thanks to her, he manages to survive as a mariachi singer in the bar while eluding the zealous pursuit of Interpol and the police in Colombia and Mexico. In this world, he discovers the widespread influence of mariachi music in Colombia. Above all, in Rosario he finds the great love of his life. She also finds love thanks to Emiliano. With him, she begins to fit together the scattered pieces of her life. The happiest and yet most painful parts of Rosario’s life are related to
Mariachi El Bronx (2009 album) another band where they play mariachi music." In March 2009 The Bronx played the South By Southwest festival in Austin, Texas, followed by a tour of the United States ending in June. In an April 2009 interview, Caughthran spoke more about "Mariachi El Bronx": The record's been done for a while now, hopefully it's gonna come out in like early or mid summer. It's a really really important record; it's the best thing I've ever done. It's all original music, traditional mariachi stuff, and it's the punkest thing in the world for a band like The Bronx to put out