This fan-film is almost two and a half hours long, and took seven years for a couple of brothers from Finland to complete. Yes that does mean it's in Finnish, but thankfully, there are subtitles.
This LEGO recreation reveals exactly why that troll in the Mines of Moria was so upset. Poor guy.
This project took one year and 10-15 thousand Lego blocks to complete. Now we just need a Lego Enterprise and a little screaming Shatner.