I'm not sure specifically as I haven't read it. But it might be about the final adventures of Captain Underpants, perhaps his last heroic deeds, or how he finally retires from his wacky superhero life.
I'm not sure specifically if there is a 'hiccup haddock pregnant' fanfic. There are so many fanfics out there in the vast world of fandom, and it might be difficult to determine the existence of one with such a specific theme without doing a thorough search on fanfic platforms.
Yes, there are quite a few. You can find them on some fanfic websites. Some might focus on their adventures together in a new, unique setting that the original stories didn't explore. For example, they could be on a mission in a far - off, magical land where they have to rely on each other even more than usual.
Sure, there are many. You could try searching on platforms like Archive of Our Own. Fanfic writers often create stories that show different aspects of the Haddock - Tintin relationship. Some stories might be set in alternate universes where their relationship has a different flavor, perhaps with more emotional depth or different challenges that they face together.
Your local library might also have a copy of the 'capitan underpants final novel'. Libraries are a great resource for finding books, and they may already have it in their collection. If not, they might be able to order it for you.
One popular tintin x haddock fanfic is 'The Adventures Beyond the Pages'. It delves into their relationship in a new and exciting way, with great character development and an engaging plot.
There probably are. 'How to Train Your Dragon' has a huge and passionate fan base. Fanfiction writers often take the characters, such as Hiccup (from what I think you meant) and other related characters, and create their own stories. So it's very possible that there are works of fanfiction that someone could watch, perhaps in the form of written stories being read aloud or turned into some kind of visual adaptation by fans.
The chemistry between Tintin and Haddock. Their personalities are so different yet they complement each other well. In fanfic, this relationship can be explored in various ways.
You can try some well - known fanfic platforms like Archive of Our Own (AO3). It has a large collection of fan - created works, including Haddock x Tintin fanfics. Just use the search function on the site and type in relevant keywords.