The response was overwhelming enthusiasm from Diamond, who wrote a touching letter to the Duchess expressing her desire.
It read: 'Dear Princess Kate. My name is Diamond Ann. I am six. I was named after Princess Diana. My Mommy Memory is in heaven with her.
'I have cancer. I spend a lot of time at the hospital. I watched you get married from my bed there. You looked pretty.
'I like playing Princess dress up. My favourite princess is Aurora. Who is yours. I would really like to meet you. Do you wait [sic] to meet me too? '
Read the rest... take a hanky... May God heal this little girl...