IT’S SUMMER IN the city for Madison, Park, and Lexington Hamilton. Only, these triplet heiresses have more on their plate than hot-tubbing and the Hamptons. The Royal Crown Society of America is one of the most exclusive private clubs in the...

The Hamilton Triplets—Madison, Park, and Lexington—are accustomed to living in the public eye. Heiresses to a billion-dollar media empire, they have been raised in New York's most elite social circles and, at 16, know firsthand the dem...

The school year’s almost over, and Madison, Park, and Lexington Hamilton are ready to trade in their Birkin bags for bikinis. But before vacation comes work, and the triplets have plenty of it. Cleopatra, the newest, hottest, and most expens...