It's not sad. What Disney started and Hollywood continued to do to her is. There is the difference. This song represents a woman who is free and proud of her qualities AND flaws. Miley wasn't like that, she was taken by the labels that were makeing her be what they want, not what she wants. You know, the artwork is sometimes different than its artist. Hemingway, for exemple, wrote about faith, strenght and optimism, while he was struggling with depression that was the reason he died.
My little sisters friends in kids around the block say I sound like a dude any time I sing so is what is say rather u are a girl or boy is u sound like a Girl in keep singing then they start complaning