If this isn't a case for diapers, I'm not sure what is. There's nothing like the innocence of childhood, and using that innocence to create a viral video. We all know what happens when you crank the handle on a jack-in-the-box toy, but obviously, this is the first time for this child, who gets scared out of her pampers.

Baby Is Not A Fan Of This Present - Watch more Funny Videos
So, going too far? Or great fun for the whole family?