Katherine Heigl's penchant for speaking her mind has gotten her into trouble with the 'Grey's Anatomy' staff a few times in the past, the latest of which was when she said on 'Letterman' that 17-hour shoots were "cruel and mean." Heigl then said she was venting because she hoped "it embarrasses them." And now ABC entertainment president Steve McPherson is here to hit back at little miss Izzy.