In Autumn 1974 Sylvie Vartan and Johnny Hallyday recorded a German version in Paris as Vielleicht bist du mich noch nicht die Liebe ; It was reelased as the B-side of their 45 rpm single that included Te tuer d'amour as side A. In 1975 Hallyday and Vartan released an Italian version Il mio problema as a double A side 45 rpm single alongside Voglio tutto di te that became a # 1 hit on the Italian Singles Chart during May 1975 .