How to break a dragon's heart :：the heroic misadventures of Hiccup the Viking / How to break a dragon's heart :: the heroic misadventures of Hiccup the Viking / How to cheat a dragon's curse：The heroic misadventures of hiccup the viking How to betray a dragon's hero：The heroic misadventures of Hiccup the Viking How to speak dragonese：The heroic misadventures of Hiccup the Viking How to be a pirate：The heroic misadventures of Hiccup the Viking How to train your dragon：The heroic misadventures of Hiccup the Viking A hero's guide to deadly dragons：The heroic misadventures of hiccup the viking Other title：The heroic misadventures of hiccup the viking How to twist a dragon's tale：The heroic misadventures of hiccup Horrendous Haddock Ⅲ