Colorforms, that mego bridge set. the original technical manual. Star Trek disc shooters. The model set that the damn nacelles kept falling off.
I've only been to one convention, it was a medium venue, but it was too cool to arrive and immediatly see people you recognize just walking around.
and sad to see people you recognize sitting there by themselves reading a book, while waiting for someone to come talk to them. (Im referring to Herb Jefferson Jr., if anyone cares)