I always keep a ruler under my pillow.... house length seeing sleep time Please Rate Vote 1 Vote 2 Vote 3 Vote 4 Vote 5 Today's featured daily humor:I always keep a ruler under my pillow. I mean, how else would you know how long you've slept?Click for another laugh! Previous article: How many Druids does it take to change a light bulb?... Prev Next article: Why did the astronaut break up with his girlfriend?... Next