Madonna flashes a nip

Madonna flashed the crowd at her Istanbul, Turkey concert last week, and video of it is making the rounds.

You can watch the video here:

Watch the moment Madonna flashes a nip

While performing her hit 1995 song "Human Nature", the singer stripped off her clothes, first removing her white shirt, then removing part of her black lingerie. Finally, she pulled down her bra to give the audience a good look at her right breast and nipple. Madonna's Istanbul nip slip created the latest online craze.