Interesting that Gates buys everything quite frequently, but there were Pandora's Belongings in stock when you first came to the trading post. As he is obviously not dead, he must have arrived at about the same time you did.
FAWRIEL IS GATES IN DISGUISE.

Ask Invisible Gremlins if they ever plan to get an Illegal MP3 CD, Eraser, and Bag of Popsicles.
Examine Bandana.
Trade Pandora's Can for Chaos Oil.


*checks Inventory* Hmmm... two copies of Pandora's Car Keys?