"Un mañana is the thirteenth and last studio album by Luis Alberto Spinetta recorded in 2008. It maintains a marked jazz-rock line. The promotional cut was Preso Ventanilla, from which a video clip came out. The album was chosen on best of the year in a survey carried out by the website Rock.com.ar and won the Gardel De Oro award for best rock album in 2009. He also obtained a Latin Grammy nomination in the category "Best Vocal Rock Album" that finally Draco Rosa ended up winning."