Carole Middleton's 'picnic etiquette' revealed divide between Kate's family and William's
![Carole Middleton's 'picnic etiquette' revealed divide between Kate's family and William's](https://i2-prod.mirror.co.uk/incoming/article30911004.ece/ALTERNATES/s615/0_PAY-2_Kate-Middleton-C-waves-to-the-crowd-outside-the-Goring-Hotel-London-Great-Britain-28-April-2011.jpg)
Princess Kate's middle-class background and the social divide between her and William was even made clear in her mother Carole's 'picnic etiquette', a royal expert has claimed