Kourtney Kardashian and Kendall Jenner
b'Kourtney Kardashian and Kendall Jenner join Kate and Oliver on this week\'s episode of "Sibling Revelry." They open up about "Keeping Up With the Kardashians" and how their lives have changed over the past 14 years. They also predict what each sibling would be doing now if the show didn\'t exist, share funny childhood stories, and talk about the importance of family.'