 Personal differences arose between Villazon and Martinez and they decided to separate.In 1988 Villazon teamed up with accordion player and Vallenato Legend Festival winner Cocha molina who had been the partner of Diomedes Diaz.They recorded the album Por ti Valledupar from which they produced three major hits; "No espero mas" by composer Efren Calderon, "Que siga la fiesta" by José Alfonso Maestre and "Por ti Valledupar" of Gustavo Gutierrez, under the CBS record label.