Surely a play by Greenberg or Shakespeare, even when clumsily done, is less of a time waster than Hot Feet, Lestat or one of the other lamented bombs that marks this as the moment of the musical's apocalypse.No, the problem isn't that movie stars want to do theater. （We should all have such problems ！） But it's hard not to wish they were being" better advised. In that spirit, the following list of do's and don'ts is offered. Tom, Johnny, George,Jen, Angelina and Cameron would do well to commit it to memory. If nothing else, the practice will come in handy for that irresistible theater script they may one day have to memorize.Don't underestimate the difference between stage and film acting.Standing before an audience is like skiing down an Olympic slope. It requires supple physical technique, intense Con-centration and unlimited dating. Becoming the character is only half the battle. You have to convey your portrait to the back of the house while surviving the ogling stares of strangers, who can see you even when you have nothing to do and would be out of the shot in TV or film. And more frightening still, you have to duplicate it eight times a week——on time Do recognize that the only way to real success is thr
ugh commitment to the craft.