Pedzisa mutsara unotevera: Panguva yaaiva akakurumbira zvikuru, David akaita nzendo dzokushanyira nyika, uye akatombogara kuTurkey kwenguva yakati. Muna 1979, akaedzazve kukunda
Eurovision, uye akaisa wechitatu anoremekedzeka. Rwiyo rwake "Je suis l'enfant soleil" ("Ndiri mwana wezuva") rwakava runozivikanwa zvakafanana muFrance uye munyika dzeFrancophone.