A pair of Australian DJ's pulled off a BIG phone prank on the hospital where Princess Kate Middleton is being treated for severe morning sickness.  The two DJ's, posing as Queen Elizabeth and Prince Charles, seemed to get right through to the head nurse, who provided them with personal information about Middleton's condition.  Here is a short clip of the phone prank.  Take a listen to what the nurse at this London hospital tells these jocks......