Nicole Kidman, 47, has arrived back in Sydney following the death of her father. Dr. Anthony Kidman passed away after suffering from an apparent heart attack in Singapore. The actress returned to the Australian capital with her husband Keith Urban so she could be with her mother Janelle and the rest of her family. Nicole is said to be ”beside herself” after the loss of her father. An insider told Us Weekly: ”Nicole is beside herself. Keith vowed to be with her as long as he needs to during this horrible time and he is supporting his wife to the fullest. She is beyond devastated and in total shock.” Nicole’s rep added to HollywoodLife.com: ”Nicole and her family are in shock by the sudden death of her father. She appreciates the outpouring of support and kindly requests privacy during this very difficult time.” A funeral for Dr. Kidman is expected to be held in Australia.