blahbrarian

One who has a huge amount of celebrity gossip stored in their brain for someone who never talks about it.

Opposite of a blahbarian.

Kelli: OMG, did you hear about Brangelina's trip to Malawi?
Kate: Malasia. And yeah, but shut up.
Kelli: ...
Jane: She knows, but doesn't care. Don't mess with the blahbrarian.