 By the mid 70s he would become a member of one of the first, and ephemeral supergroup of Argentine rock, PorSuiGieco, with León Gieco, Charly García, and Nito Mestre.For the remainder of the 1970s Porchetto released an average of one LP a year.In 1980 his sixth album "Metegol" featured a very innovative type of uptown-"suave" sounding rock, yet remaining accessible and unpretentious when listened to.