There is a singer. Her name is Lady Gaga. Have you heard of her? She did that one song that goes "rah-rah-rh-ah-ah" and the other one that goes "pa-pa-pa-poker face." But this palaver isn't entirely about her. It's about this other singer. Perhaps you've heard of her? Christina Aguilera? She has a song about finding out who you really are deep down inside that was once in a Disney movie. I was singing that song…