Fyraåringarnas hemliga liv säsong 2

Follow some of our favourite children out of the playroom and into the great outdoors. This time, the focus is on sibling relationships and it's the first time an experiment like this has happened in the UK,.

Charlotte, who's five, and six-year-old George are among some of the younger children going on a camping holiday with their older brothers and sisters and some new friends. How do they assert their independence with their older siblings around?