Kelly Brook, Carmen Electra, and Rihanna flashed nipples

Some celebrities don't know that thin black fabric + flash = exposed nipples. But when it comes to Kelly Brook, Carmen Electra, and Rihanna, we're sure they know exactly what they're doing! Attentive paparazzi were able to capture each of these sexy stars in their best moment last week. It's three times more enjoyable! Kelly Brook, Carmen Electra, and Rihanna!