Nicki Minaj is back on social media and is already teasing fans with a good time! On Monday, the rapper posted to Instagram and Twitter, captioning a two-photo gallery with nothing more than one word: «Friday.» Decked out in little more than diamond jewelry and hot pink crocs with two fuzzy, pink heart-shaped pillows to cover her nudity, it's safe to say she made a grand entrance. Minaj is obviously cooking something up and, unless it's a surprise shoe collaboration with Chanel -- those