The rest of the house has high-end features like Italian marble, mahogany cabinetry, onyx slab flooring, wine and piano room, two pools, billiard room and solar power-generating system.

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The 5-bedroom, 6-bath home includes a home office, library, billiard room and oddly enough considering that Duff bought the home before she was 18 a cognac-tasting room and wine cellar.

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Mr. Stanley says he created two separate plans envisioning it for either a single female or male, including a two-story pool with aquarium cutouts looking into the ground-floor space, which could be a salon for a woman or a game room or billiard area for a male.

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