American Girl or not, Estelle was the talk of the town in this midriff-baring two-piece ensemble designed by the singer herself. Let this be a lesson to all of us: You can show off a fabulous shape without showing a lot of skin. “Estelle boldly wore a vivid print that, coupled with the mermaid-style of the gown, sculpted her body, accentuating all of her curves,” says David Zyla, author of Color Your Style.