He joined pop singer Palito Ortega in 1972 as lead arranger, and began his work in the cinema of Argentina in 1976 for Ortega as music director in the comedy production, Dos locos en el aire.
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He was reunited with Carreras for the film's 1972 sequel, wrote later that year for Fernando Siro in his picaresque comedy, Autocine mon amour, and in 1976, earned his first credit as lead writer in Palito Ortega's Dos locos en el aire.