Mexican singer/songwriter Polo Urias (born Leopoldo Urias Ram+¡rez) got involved in local traditional music in 1975 when he joined his brothers Ra+¦l, Jes+¦s, Isreal, and Alberto to perform as los Jilgueros del Arroyo. He later became the lead singer of los Rieleros del Norte. In 1995, Polo Urias formed la M+íquina Norte+¦a with bassist/singer Jody V+ísquez, sax player Keith Nieto, percussionist Erick Urias, accordionist/keyboardist Jimmy Torres, and drummer Aar+¦n Urias. The group signed up to Fonovisa that same year, debuting with the release of Polo Urias y Su M+íquina Nort...