AC/DC released their debut, T.N.T., in 1975, but only in Australasia. Later that year, they released an Australasia-only version of their second album, High Voltage. Then, in 1976, they released their first internationally available album, also called High Voltage, which was basically just the songs from T.N.T. plus a few from the earlier High Voltage. Get it? No? Us neither, but for the purposes of this ranking, we’ll be considering only the international version of High Voltage, because…

