This is funny, hope it's not a repost.
A dentist noticed that his next patient, a little old lady,
was nervous, so he decided to tell her a little joke as he put on his
"Do you know how they make these gloves?" he asked.
" No, I don't," she replied.
Well," he spoofed, "there's a building in Mexico with a big
tank of latex, and workers of all hand sizes walk up to the tank, dip
in their hands, let them dry, then peel off the gloves and throw them
into boxes of the right size."
She didn't crack a smile.
"Oh, well. I tried," he thought.
But five minutes later, during the procedure she burst out laughing.
"What's so funny?" he asked.
"I was just envisioning how condoms are made!" she replied.