The fact that the Kardashians could be more popular than a show like 'Mad Men' is disgusting. It's a super disgusting part of our culture but I still find it funny to make a joke about it.
It's one of the worst-kept secrets of family life that all parents have a preferred son or daughter and the rules for acknowledging it are the same everywhere: The favored kids recognize their status and keep quiet about it - the better to preserve the good thing they've got going and to keep their siblings off their back.