Musical 'Marilyn' may not sing
It is hard to resist snappy, interesting theater people talking trash and emoting sincerely while trying to put together a new musical for Broadway. With Steven Spielberg, NBC and creators with barrels of theater credibility, "Smash" works hard to stay true to the individuals -- and all the soapy cliches -- of this romantic, cynical little New York world, while shoehorning in enough pop-cover songs and wish-fulfillme…