 Seven tracks on the album were sung in Spanish, but the album also contained one track sung in English, a cover of Mistreated, originally recorded by Deep Purple on their album Burn.In October 2007 the group finished recording in Madrid and the album was produced & mixed by Richard Chycki in "Mixland", Toronto, Canada and mastered by Mika Jussila in Finvox Studios, Helsinki, Finland.For reasons unknown Ignacio Vicente Torrecillas was only a guest on the album and Eldorado announced their new lead vocalist to be Jesús Trujillo, who toured with the band supporting the album after its release and provided lead vocals on all subsequent albums of the band to date.