TNT is a Norwegian power metal band from Trondheim, formed in 1982. The band has released twelve studio albums, three EPs and two live albums while going through numerous line-up changes since its formation. Guitarist Ronni Le Tekrø is the only consistent member of TNT. In 2013 singer Tony Harnell returned to the band after a seven year absence reuniting 3/4 of the band's classic 80s lineup.