Article continues below advertisementKim Kardashian got vulnerable when she sat down with Alex Cooper for the Wednesday, October 15, episode of the "Call Her Daddy" podcast.The reality star surprisingly mentioned former stepparent Caitlyn Jenner when the host asked what was "the hardest thing that you all had to go through publicly" as a family.Article continues below advertisement'We Had Lots of Different Mixed Emotions'Source: call her daddyKim Kardashian revealed her family struggled with Caitlyn Jenner's transition because the latter 'wasn't very open' about it.