The lives and loves of the rich and famous fill up gossip columns and tabloid pages at a mind-boggling rate, and thanks to the wonderful world of social media, celebrities themselves seemingly offer frequent glimpses into their everyday existences. That said, not all of our favorite A-listers are as clean-cut – or, conversely, as hard-edged – as they may appear in public. These 20 stars, for example, are very different when the cameras stop rolling.