Lady Gaga Lady Gaga is not ashamed of her nipple, she was born this way.
AnnaLynne McCord Jessica Simpson Jessica Simpson looks terribly excited to debut her nips on the red carpet.
Click through to see some more celebrity nip slips.
Sometimes nipples have a mind of their own and we just have to let them be free.
We get it, she looks freaking banging in a bikini.
Rehab, drugs, cutting … and then a nip slip in front of a crowd in Dallas, Texas.
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Mischa Barton missed a button.