Thunder Seven is the seventh studio album by the Canadian hard rock band Triumph, released in November 1984. The second half of the album follows a concept based on various time-related themes.The album was certified gold in the US by the RIAA, with sales of over 500,000 copies, on April 21, 2003, almost nineteen years after its initial release."Follow Your Heart" was the band's highest charting single of the time, reaching #88 in both the UK and the US.