explosion

The exploding pumpkin
It's not a euphemism for some kind of sexual act (it might be...I'll have to refer to urbandictionary when I get more time). This goes down in some classroom with a science teacher way cooler than any I had in school.
Friday Fail: Part 12
Firework fails seem to be my favorite form of fail. How can people consistently mess up with something they know is dangerous. I'm willing to bet this is the reason we don't have flying cars yet.