T.N.T. (song) T.N.T. (song) "T.N.T." is a song released in 1975 by the hard rock band AC/DC, taken from their Australian album "T.N.T." and the international version of "High Voltage". It was released as a single in 1976 and was written by Bon Scott, Angus Young and Malcolm Young. It peaked at No.11 on the Australian Kent Music Report Singles Chart. A slightly modified line from the song, "Lock up your daughters", was used as the title of AC/DC's first headlining tour of Great Britain in 1976 after the band's move from Melbourne, Australia, to London, earlier that year. "T.N.T." later appeared
George Young (rock musician) duo with Vanda in 1970, as Vanda & Young, initially living in London. They provided pop and rock songs for other recording artists, and for themselves under various stage names: Paintbox, Tramp, Eddie Avana, Moondance, Haffy's Whiskey Sour, and Band of Hope. The pair worked with Young's elder brother Alex in Grapefruit. Young and Vanda returned to Sydney in 1973 where they worked for Ted Albert, at his Albert Productions recording studio to become the in house producers. One studio-based group, Marcus Hook Roll Band, was joined in 1974 by Young's brothers, Malcolm and Angus. The brothers had already formed