Draco and the Malfoys {via}
In anime, librarians wear maid outfits (youtube link)
Library organizations with funny acronyms:
MARBI: Machine-Readable Bibliographic Information Committee
MARS: Machine-Assisted Reference Section
BRASS: Business Reference and Services Section

If you go to a MARS event at ALA, it is almost guaranteed that someone will tell you that you are hanging out with Martians.