A Pakistani comes to America and begins working for the ACLU but is unfamiliar with American advances in toiletry. On his first day on the job he comes back from the men's room saying he can't find any hole in the ground. His boss explains how American plumbing works and sends the Pakistani back.

A few minutes later, a loud, blood-curdling scream is heard from the bathroom. A few minutes after that, another loud scream shakes the office walls. His boss runs into the bathroom to investigate why he's screaming.

The Pakistani replies, "I am just sitting here on the toilet like you instructed to do and every time I am making to flush, something comes up and squeezes dearly on my poor testicles."

His boss looks at what he's sitting on and says, "You idiot. You're sitting on the mop bucket