We're still on yellow brick road...
Here, Miracle is posed with her Ego as the Tin Man. She is the one singing "If You only had a heart!"
Miracle knows her only function here is perfect happiness... and in order for her to experience what she is entitled to, she must be a model to Teach Love, Spread Love and Be Love! (Oh, and recognize that her Ego is not one open to these teachings!)
Lesson 116, A Course in Miracles