Photo: (Getty) Do you have a fave charity? What about a cause that's close to your heart? Is there one issue you champion over and over again because you can't get enough? Now, lemme me ask you this: How far do you go to you show your support? Do you rock clothes that give back? Do you cover your laptop or car with bumper stickers? Would you consider doing something more permanent...like a tattoo?! Now, I know what you're thinking – cray cray, right? But hear me out. After all, I got one. And yes, one refers to a "cause tattoo." I had always...