K-Paz de la Sierra is a Duranguense band that was formed in Chicago, Illinois by Mexican natives. The group was formed on Christmas Eve of 2002 by some departing members of Montez de Durango. The company Procan(DISA)Records gave them the opportunity. K-paz De La Sierra was well known in the U.S. in the first two months. Within the first three hours that their first CD came out 35,000 copies were sold in Chicago. They debuted in 2003 with the first CD titled Arrasando Con Fuego and the lead single Jambalaya. Some of their biggest hits are "Un Buen Perdedor" "Mi Credo," "Volveré," "Con Olor A Hierba," "Pero Te Vas A Arrepentir," "Procuro Olvidarte", "Y Aquí Estoy "Como Un Tatuaje" and "Para Toda La Vida a Duo Con Sergio Vega."