Looks like this guy is a Drug Mule, carrying a packet of Narcotics hidden inside his Rectum. Or maybe I just need to cut down on my TV watching.
Correct answer: This 60-year old woman somehow managed to get a pen cap in her bladder, and around it a giant stone has formed (6 x 2 x 0,5 cm). She visited her doctor because she was frequently having UTI's. She said she had no idea how the pen cap had got in there...