Listen to Fist Heart Mighty Dawn Dart (Home Demo With Bass Guitar) online. Fist Heart Mighty Dawn Dart (Home Demo With Bass Guitar) is an English language song and is sung by Tyrannosaurus Rex. Fist Heart Mighty Dawn Dart (Home Demo With Bass Guitar), from the album A Beard Of Stars (Deluxe Edition), was released in the year 2014. The duration of the song is 2:10. Download English songs online from JioSaavn.