Findings:

• The Joker Laughs (user)
• Aussie Jokers
• Mystical Joker (user)
• joker's chat (fullpage)
• Those of us who are thieves starve without a joker in our deck.
• Wheel of Surprise (superdoc)
• lil joker (user)
• Joker 1156 (user)
• joker joker (user)
• Gypsy Jokers
• kiki joker kiki (user)
• kiki joker (user)
• Why the Joker Obama poster is a misfire
• How the Joker Obama poster misfires
• assasin joker (user)
• Joker Hell Bound (user)
• I've always been a bit of a joker
• Jinx Magazine
• The Twenty Year Jinx
• Jinx Malloy
• jinxed (user)
• The Sports Illustrated Jinx
• Pryme Sinista Jinx (user)
• Jinx (user)
• Madden Jinx
• Jinx
• Joker
• The Joker
• The Joker's Wild
• Batman Beyond: Return of the Joker
• Batman Beyond: Return of the Joker edit list
• Confessions of a Joker
• Joker (user)

If you Log in you could create a "Joker's Jinx" node. If you don't already have an account, you can register here.