Name a CD you own that you think no-one else on your friends list does.
Björk, Medúlla
Failing that, The Dukes of Stratosphear, Chips from the Chocolate Fireball
Name a book you own that you think no-one else on your friends list does.
Beginner's Basque, by Wim Jansen
Name a movie you own on DVD/VHS/etc. that you think no-one else on your friends list does.
"Bartleby", starring Crispin Glover (haven't watched yet though; not that I prefer not to, just haven't gotten around to it yet)
Name a place that you have visited that you think no-one else on your friends list has.
The intersection of Vixen Dr and Red Fox Dr in Withamsville, Ohio.
Name a piece of technology or any sort of tool you own that you think no-one else on your friends list has.
Boy, I dunno. My best guesses: a hand-cranked card shuffler, and a LEGO brick separator (of which I have four).