2DayFM radio disc jockeys Mel Greig (left) and Michael Christian impersonated Britain's Queen Elizabeth II and Prince Charles to dupe hospital staff into giving information on the condition of the Duchess of Cambridge, nee Kate Middleton, who was being treated for severe morning sickness. (AP Photo/AAP Image, Southern Cross Austereo Sydney)

Photo by: Uncredited

2DayFM radio disc jockeys Mel Greig (left) and Michael Christian impersonated Britain's Queen Elizabeth II and Prince Charles to dupe hospital staff into giving information on the condition of the Duchess of Cambridge, nee Kate Middleton, who was being treated for severe morning sickness. (AP Photo/AAP Image, Southern Cross Austereo Sydney)