Nicki Minaj has changed her look for the better. The singer and American Idol judge recently attended  the L.A. launch of her fashion collaboration with Kmart and Shop Your Way in a form-fitting pink and gray dress and makeup that was more neutral and natural,then the outlandish looks  she has been known for. Ms. Minaj told Us Weekly that "it's just a more sensual ,natural ,sexier look" Minaj appears to be trying to reinvent her image-but recently make it clear to everyone that she's never gone under the knife."I,ve never had surgery on my face"