More than 40,000 jokes from 70 countries and two million critiques later, this is it:

``Two hunters are out in the woods when one of them collapses. He doesn't seem to be breathing and his eyes are glazed. The other man pulls out his phone and calls emergency services.

He gasps to the operator: ``My friend is dead! What can I do?'' The operator in a calm, soothing voice replies: ``Take it easy. I can help. First, let's make sure he's dead.''

There is a silence, then a shot is heard.

Back on the phone, the hunter says, ``Ok, now what?''

Top joke in Canada

When NASA first started sending up astronauts, they quickly discovered that ballpoint pens would not work in zero gravity. To combat the problem, NASA scientists spent a decade and $12 billion to develop a pen that writes in zero gravity, upside down, underwater, on almost any surface including glass and at temperatures ranging from below freezing to 300 C. The Russians used a pencil.