JB_NMAD7021304.jpgMany music artists have used sex to sell albums and gain fame, but there is a difference between sexy and nasty.

Case in point, Niurka Marcos. While performing in Cancun, she brought out the inner trashiness and her clothing basically revealed everything, but she probably assumes that since everyone saw her bits in Playboy, she now has nothing to hide.

We’re still wondering why her song wasn’t nominated for an award at the Grammys…

More pictures of Nasty Niurka after the jump.JB_NMAD7021306.jpg

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[Images: The Grosby Group. Unauthorized use of these images is strictly prohibited.]