- Hiccup Horrendous Haddock III was an awesome sword-fighter, a dragon-whisperer and the greatest Viking Hero who ever lived. But it wasn"t always like that. Hiccup"s memoirs look back to when Hiccup was just an ordinary boy, and finding it very hard to be a Hero. Fishlegs has been struck with deadly Vorpentitis. The only cure is rare and almost impossible to find...a potato. But where on Berk will Hiccup find such a thing? Hiccup will have to dodge Sharkworms, battle Doomfangs and outwit crazy Hooligans if he"s going to be a Hero...again.