I've had a quick browse through
and no-one seems to have posted this, yet:

The doctor says to the man "I'm sorry, sir, but the test results have come back a tad inconclusive. Your wife could have either AIDs or Alzheimers. We're not sure which".

"Oh my God! That's awful! What should I do?"

"Take her down into the city centre and leave her there. If she finds her way back, don't shag her!"
(weedom, Fri 10 Sep 2004, 16:02, Reply)