Two Canadian guys, Mike and Rob were on the roof, laying tile, when a sudden gust of wind came and knocked down their ladder.©JOKEDEMO.COM

"I have an idea," said Mike. "We'll throw you down, and then you can pick up the ladder."©JOKEDEMO.COM

"What, do you think I'm stupid? I have an idea. I'll shine my flashlight, and you can climb down on the beam of light."©JOKEDEMO.COM

"What, do you think I'm stupid? You'll just turn off the flashlight when I'm halfway there."