There's more than one recipe for a happy life. Hannah Goodman doesn't grow up like most kids on the Upper East side. Her mother, Gray, is an award-winning photojournalist with little time for the banalities of child-rearing, and when she's not jetting off to follow the latest scoop, she's camped out at the Hotel Chelsea. The closest thing Hannah's got to a traditional matriarch is her grandmother--a glamorous widow six times over with a sprawling...