Who Framed Roger Rabbit is one of my favorite movies of all time. At one point in this animated classic, the dastardly villain, Judge Doom, told his hyena henchmen:
Have you forgotten what happened last time? If you don’t stop that laughing, you’re going to end up dead just like your idiot hyena cousins!
It’s a good thing laughter doesn’t kill, otherwise I’d be dead from watching this short video which had me in stitches (courtesy of Bleeding Cool):