Here is a short but funny video posted on Aviation Videos showing two pilots attempting to solve a crossword puzzle. However, I am not sure if pilots who frequently fly will like the punch line!
[youtube]http://www.youtube.com/watch?v=cW5xqL6z70E&feature=player_embedded[/youtube]
It's funny because it's true.
LOL
The all too true reality of fatigue right there.