04/08/2009 05:12 am ET | Updated May 25, 2011

Book Fight! Socialite Wives In Battle Over Their Novels

Two Upper East Side wives who've written competing books are taking the "social" out of socialite - taking their feud to the cocktail-party scene and even the kiddie playground.

In one corner is Tatiana Boncompagni, 31, vacuum heir Maximilian Hoover's wife, whose novel "Hedge Fund Wives" hits shelves in May. In the other is Jill Kargman, 34-year-old daughter of former Chanel President Arie Kopelman, whose roman à clef, "The Ex-Mrs. Hedgefund," arrives in April.

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