backing vocals Spunky tracks 9, 10 clarinet Nacho Mastretta featuring Alaska featuring Ignacio Canut tracks 9 guitar Ibon Errazkin illustration, graphic design [diseño gráfico] Javier Aramburu mastered by José Luis Crespo photography by Carles Congost producer Fangoria producer, programmed by, keyboards, guitar, backing vocals Carlos Jean scratches Roberto Jean tracks 1, 5 to 7, 10, 11 written-by Bazooka Nut tracks 1 to 8, 10 to 12 written-by Ignacio Canut tracks 2 to 4, 8 written-by Lucho Prosper tracks 7 written-by Manolo Campoamor tracks 1 to 8, 10 to 12 written-by Olvido Gara tracks 1, 5, 7, 11 written-by Pablo Sycet Phonographic Copyright (p) Subterfuge Records Copyright (c) Subterfuge Records Recorded At Loop Sound Distributed By El Diablo Distribución S.L. Manufactured By Novodisc O.D. Group S.A. Similar to Release ID 168533 but with different back cover.