Update: I'm currently in a relationship.
Movies: Office Space, The Matrix, Monty Python's Holy Grail and The Life of Brian, the new Batman movies, Shawn of the Dead, Hot Fuzz, The Life Aquatic, Lost in Translation
As for shows, I would say The Daily Show and The Colbert Report.
Others include Community, Parks and Recreation, The Office, Seinfeld, IT Crowd, X-Files, Stargate SG1 (or Atlantis), Mr. Show, Monty Python's Flying Circus, Arrested Development, Futurama, Breaking Bad, Game of Thrones
Music: Beck, Pink Floyd, Cake, Cat Stevens, CCR, David Bowie, Queen, Queens of the Stone Age, Fiona Apple, Flogging Molly, Foo Fighters, Gary Jules, Gorillaz, Paul Simon, Pomplamoose, R.E.M., Tenacious D, White Stripes, Weezer
Technology in various forms (since I wouldn't have a job without it)
The internet (I know, kind of cheating to include this as a separate entry)