arranged by [arreglos de trombones], engineer [ingeniería adicional] José Javier Freire bass, vocals André Lopes cello Konstantin Litvinenko design [estilista] Blanca Martínez design [estilista] Gonca Estrada drums, percussion, vocals José Javier Freire effects Pooh Y Sunny tracks 3, 7 electric guitar Gustavo Afont engineer [asistente] Jamey Soule engineer [asistente] Norman Smith engineer [ingeniería adicional] Rodolfo Castillo engineer, mixed by Tommy Afont graphic design Zona De Obras tracks 5 guitar Marcos Gut guitar, lead vocals, lyrics by, music by Jorge Villamizar tracks 8 handclaps Fabio Patiño tracks 8 handclaps Juan Valdivieso tracks 8 handclaps Leo Nobre mastered by Mike Fuller mixed by Cesar Sogbe photography by Gaston de Cardenas producer Bacilos tracks 4, 9 recorder Carlos Ochoa tracks 3 trombone, arranged by [arreglos de trombones] John Speck viola Humberto Bolivar violin, arranged by, conductor [arreglos y dirección de cuerdas] Pedro Alfonso tracks 3, 5, 7, 8 vocals Jesús Hidalgo tracks 1, 2 vocals Nicole Chirino tracks 8 vocals Sandra Dohnert tracks 2 vocals, arranged by, conductor [dirección y arreglos de voces] Janio Hidalgo tracks 2, 8 vocals, arranged by, conductor [dirección y arreglos de voces] Rodolfo Castillo Record Company Warner Music Group Manufactured By Wea Latina, Inc. Distributed By Wea Latina, Inc. Phonographic Copyright (p) Wea Latina, Inc. Copyright (c) Wea Latina, Inc. Phonographic Copyright (p) WEA International Inc. Copyright (c) WEA International Inc. Recorded At South Beach Studios Recorded At J Room Recorded At The Warehouse Recording Studios, Miami, Florida Recorded At Castle Recording Studios Mixed At South Beach Studios Mixed At The Warehouse Recording Studios, Miami, Florida Mastered At Fullersound Inc. Barcode: 6 8573 86325-2 7 Matrix / Runout: X22657 78 86325-2 02 M0S1 Mastering SID Code: ifpi L902 Mould SID Code: IFPI 2U4J