Article continues below advertisementKim Kardashian and Kanye West reunited for the sake of their four kids, North, Saint, Chicago and Psalm, this Christmas holiday. However, the SKIMS founder, 45, is not going to be duped by her ex-husband's behavior. Article continues below advertisementKanye West and Kim Kardashian Were Married for 8 YearsSource: MEGAKanye West and Kim Kardashian married in 2014."They were surprisingly cordial and focused entirely on co-parenting. It wasn't about them. It was all about the kids," the insider told journalist Rob Shuter's Substack.