Peek-A-Boob! Celebrities Show Off Their Breast Assets

What a boob! These famous women were caught flashing their chests for all to see.

What a boob! These famous women were caught flashing their chests for all to see.

Nicki Minaj's boobs were doing their best to escape the bars on the dress she wore to the 2014 Billboard Music Awards in Las Vegas.

Karlie Kloss' dress was not “cutout" to contain the bottoms of her breasts at the after-party for the 2013 Victoria's Secret Fashion Show.

Cara Delevingne and Suki Waterhouse have licked the art of taking selfies in underboob-bearing tops.

Ke$ha practically bared her breasts in a barely there white top, but wrapped a plaid shirt around her waist for good measure in this shot she posted to Instagram.

Kim Kardashian showed some skin after a workout. In fact, she shared three copies of this selfie in case just once wasn't enough.

Demi Lovato sang the praises of see-through tops when she hit the red carpet in New York City this past June.

Lace provided peeks of Heidi Klum's chest at the Versus Versace launch in New York.

Rihanna hid her face but flashed the bottoms of her boobs in this black and white Instagram shot.

Singer Kelly Rowland kept her flashing classy when she arrived at the 2013 Grammy Awards in Los Angeles.

Miley Cyrus' oversized pasty put the emphasis fully on her perky breasts when she dressed as Li’l Kim one Halloween.

And because overexposure is never a problem in Kim Kardashian's book, she recently posted this photo of herself in a white swimsuit.