You don’t need to be rich or drunk to love Las Vegas.Yeah,right.ON THE WAY OUT:They don’t serve meals on airplanesanymore.You have to be on a nine-hour flight to Sri Lankato get one.But the snack is quite enough for me in my currentfestive mood—an apple,some crackers,a chunk of cheese food,and an oatmeal-cookie sandwich with marshmallow filling.To my