Falling Off The A-List

When Dana Giacchetto was flying high, they called him the rock-'n'-roll broker. His client list was more Melrose Avenue than Wall Street: Leonardo DiCaprio, Cameron Diaz, Matt Damon, Michael Ovitz. For the club-hopping Giacchetto, the line between client and buddy was as thin as a supermodel. He put DiCaprio up in his SoHo loft and vacationed with Courtney Cox's family. He had a knack for wrapping himself in buzz. In a New York Times profile of Ovitz last May, Giacchetto dropped names the way most brokers drop bad stocks. "Get me Michael!" he reportedly shouted to an invisible assistant. "Get me...