A woman once didn't return home for the night and the next morning when she arrived home her husband started questioning her about where has she been. She lied saying she slept at one of her friends. The man proceeded to call all her friends all of which denied her sleeping at them the previous night.
Meanwhile, somewhere else, a man didn't return home to his wife for the night either. The following morning his wife started questioning him and he lied saying he slept at a friend. She proceeded to call all his friends. All of them said that he indeed slept at them the previous night and one of them even insisted that he's still there, but he's using the bathroom and he can't talk right now!