Min søsters børn

Uncle Eric is a great child psychologist and has even written a book about raising children, there is only one problem - he is single and has never been with children before! So when his sister and husband goes away on holiday, he volunteers to take care of their 6 children - and of course try to keep hold of them following closely the rules of his book! And of course it all goes wrong, because children in reality, and certainly not his sisters, doesn't behave like in his book...