[citation needed] That LP also contained the song "Mamá probeta" ("Test tube mom"), a topic that criticised the then incipient trials of in vitro fertilization.

In 1980 they published a new conceptual work involving musicians such as Oscar Cardozo Ocampo, Machi Rufino and Diego Rapoport (Spinetta Jade), among others.

On that release Ayala and Fazio included "Curiosa Noche" ("Curious night"), a song that was the musical curtain of the radio program Flecha Juventud (Arrow Youth), presented by Juan Alberto Badía.

Two years after the duo disbanded in 1984, Ayala settled in the city of Los Angeles (United States), where he wrote music for the Warner Chappell label.

[3] After converting to evangelism and recording Christian music,[3] Ayala returned to Argentina at the beginning of the millennium reuniting with Fazio to make a series of live performances on stages in Greater Buenos Aires.