Favourite Movies
All of the movies I have ever watched. :P
Favourite TV Shows
Supernatural, Bones, Fringe, Merlin, Doctor Who, Sherlock, and Warehouse 13
Favourite Bands / Musical Artists
Breaking Benjamin, Skillet, Three Days Grace, Daughtry, Linkin Park, KT Tunstall, Tori Amos, Vocaloid, Kannon Wakashima, 3 Doors Down, Shiny Toy Guns, Staind, etc. (random accumulation of artists I've found).
Favourite Books
Mortal Instruments series, Infernal Devices series, Incarceron, Percy Jackson, Jason and the Golden Fleece (original), etc. (again X3)
Favourite Writers
Um, this one is really hard. :P
Favourite Games
Professor Layton series, Halo, Homestuck :P, (can't remember the others)