[1] In 1964 Lo Vecchio made his professional debut as a songwriter with the song "Era troppo bello", which was performed by Wilma Goich and won the Festival delle Rose [it].
In 1966 he sold the cabaret and founded the nightclub "Student's Club"; the same year he started a long and fruitful collaboration as a songwriter with Roberto Vecchioni.
Other collaborations include Adriano Celentano, Shirley Bassey, Ornella Vanoni, Gigliola Cinquetti, Patty Pravo, Bruno Lauzi, Loredana Bertè, Mireille Mathieu, Gino Paoli, Al Bano and Romina Power, Raffaella Carrà, Demis Roussos, Claude François, Umberto Bindi, Ivan Graziani, Fausto Leali, Dik Dik, Manuel De Peppe, I Nuovi Angeli.
He also wrote several songs for children, notably "Tarzan lo fà", which was performed by Nino Manfredi, as well as musical scores for films, TV-series and commercials.
[1][2] In 1976 Lo Vecchio founded, together with Detto Mariano and Enzo Scirè, the label "Love Records", which published works of Mario Del Monaco, Bobby Solo and Léo Ferré, among others.