Fanfic title + link: "Legolas, Son of Weenus" http://www.ealasaid.com/misc/vsd/
Fanfic author: Cassandra Claire
Series: "The Very Secret Diaries", parodied off of "The Lord of the Rings" by JRR Tolkien
Rating: PG- 13
Summary: A Bridget Jones' Diary style parody of the Lord of the Rings.
In brief, why you like it: It is absolutely hilarious. One of the funniest and most delightfully humorous things I've read in a long while.