OMG! Nicki Minaj's nipples set itself free when she took to the stage at London's Wireless Festival

Not again, Nicki Minaj is in the news again, The Anaconda hitmaker just suffered another wardrobe malfunction, One of her nipples set itself free when she took to the stage at London's Wireless Festival on Sunday evening in a very skimpy outfit. See the lovely pics after the cut...:-)