Lily Allen is popular British singer with no shame at all. Without a problem you can get and watch Lily Allen Nipple Slip Pictures. How did it happen? It looks as Lily Allen purposely pulled down her shirt to expose her nipples. It might be a guess she’s starving for attention. Now if only hot celebs would do that on a regular basis We’d be all happy. Lily Allen shows off nipples and says it gets hard.See how Lily Allen decided to celebrate today by showing off her extremely large and puffy nipples in a see-through shirt.