Carlos Y Alejandra were a bachata duo composed of Carlos Vargas Franco Jr. and
Bianca Alejandra Feliz. Their album La Introducción (2009), released under
Machete Music, is often treated as their main debut studio album and featured
tracks such as “Cafecito,” “Perdóname,” and “Cuanto Duele.” The latter track
reached number 6 on the Billboard Tropical Airplay chart, while the album peaked
at number 4 on the Billboard Tropical Albums chart and was nominated for
Tropical Album of the Year at Premios Lo Nuestro 2010. The duo in 2016 to pursue
their solo careers.