"I'm not going with a look. Part of it is in some ways, it's very hard, especially when you're talking about music, to get away from Johnny Cash. In some ways, I'm aware that I need to kind of, I need to alter that persona. I need to alter my public persona in some ways so that people are going to be open to receiving me for what it is that I'm doing now..." Joaquin Phoenix is growing his beard to distance himself from his role as the late country legend in Oscar-winning film Walk the Line as he embarks on a rap career.