Listen to Man Who Knew Too Much: Que Sera, Sera (Whatever Will Be) online. Man Who Knew Too Much: Que Sera, Sera (Whatever Will Be) is an English language song and is sung by The Studio Sound Ensemble. Man Who Knew Too Much: Que Sera, Sera (Whatever Will Be), from the album Academy Award Winners: Best Original Song 1934-1970, was released in the year 2008. The duration of the song is 2:46. Download English songs online from JioSaavn.