Well, I cheated... I knew the answer already from the Ask Marilyn column.....

Tommy

>>Switch doors.... your odds go up to 66% of winning versus 33% is you don't.
>>
>>Tommy
>>
>>>Monty hall shows you three doors and asks you to select a door.
>>>You know behind one of the doors is a brand new car.
>>>Behind two of the doors are goats.
>>>After you select the door he shows you whats a goat behind one of the doors.
>>>You are then asked if you should switch doors.
>>>
>>>What should you do?
>
>That's correct.