sentences:  The song was written by Gloria Estefan and her husband, Emilio Estefan Jr. and Gaitanes (Alberto y Ricardo Gaitan), while production was credited to Estefan Jr. and Gaitanes.The single was released by SonyBMG on June 18, 2007 digitally worldwide as the lead single from "90 Millas".With strong Latin rhythms in the background, the song is a danzón that mixes some elements of popular pop music with Cuban rhythms, interpolating guitar sounds in two different ways