It's bad to defecate in the back of someone's vehicle.
Steve was riding with his friend on a four hour drive to the beach.
Steve wants to poop.
Steve tells his friend that he needs to use the restroom.
Steve poops in his pants in the back of his friend's car.
Steve's friend pulls into a gas station and lets him use the restroom there.
Steve's friend pulls into a gas station and leaves him there.