AK-7 , also known as "The Musical Phenomenon", is a Mexican band formed in 2007. They released their first album with ten songs, three of them unpublished and a bonus track.
On May 28, 2007 seven long-time members of the group left because of disputes with former lead singer Sergio Gómez, they then formed a new group named "AK-7" , with stood for "Antes K-Paz" and the number seven for the seven member that left. They released their first album soon after, El Avion de Las Tres. The band's debut album follows their first single of the same name El Avion De Las Tres.
