During a recent conversation for the On Purpose with Jay Shetty podcast, the reality TV star spoke candidly about raising four children - North, nine, Saint, seven, Chicago, five, and four-year-old Psalm - with ex-husband Kanye West. In particular, Kim emphasised just how tricky it is to meet all of her kids' individual needs. "It has been the most challenging thing. There are nights I cry myself to sleep. Like, holy s**t, this f**king tornado in my house. Like, what just happened?"