When you have to go the bathroom so badly you pee a little into your clothing to relieve some of the pressure. If you're at this stage then odds are very high you're not gonna make it to the bathroom in time.
"Dude! Did you see the back of Kayla's skirt when she rushed out?"
"Hell yeah! She must have let loose a gully washer during class."
"And did you see her after she ran into the hall? She, like, just started pissing onto the floor and it was, like, wierd!"
A meaningless, unimpressive, self-serving introduction. An indicator that the story about to be shared will be pointless and dumb.
Back when I lived in upstate new york, I also had to park on the street - on two occasions, we got enough snow, mixed with just the right plowing, that my car was lifted off the ground from so much snow being jammed underneath it.