Khloe Kardashian and soon to be ex-husband Lamar Odom are properly mindful of the trials of marriage, provided that the pair is now dealing with their second divorce filing. In a sneak preview for Sunday's episode of Maintaining Up With The Kardashians. the former couple discuss her brother Rob's approaching nuptials and determine to contact him, in order to give him a preemptive warning on the big step he is planning on taking with Blac Chyna, reports CBS 8. Khloe Kardashian and Lamar Odom give Rob marriage warning The NBA legend admits that he hopes Rob is “focused” and genuinely knows what he is obtaining himself into, stating that marriage “ain't easy”. Khloe Kardashian jokingly responds with a query as to no matter whether Lamar's personal marriage was difficult, and the two share a laugh. The 32-year-old then can make the call, and whilst carrying out so states her feeling that it will be ignored, offered Rob's selection to ostracize himself from her as of late. Kardashian, even so, ends up surprising his sister by answering the get in touch with, telling the estranged couple that he was at present out shopping for ice cream. The subject of Rob's wedding is then dived into, with the sock designer confirming that he and Blac Chyna program to wed, but saying it was not necessarily to occur anytime quickly. Certainly, the father-to-be has been rather vague on the couple's ideas considering that the original announcement. Odom then asks Rob when he is preparing to spend time with him yet again, as the two had not hung out for a extended although, to which Kardashian responds “anytime”. The two then make a program to meet up for dinner later on that week, while Khloe Kardashian listens in with a relatively glum appear on her face. She admits later on on that, whilst she is extremely happy that her brother and former partner nevertheless share a close connection, she is dismayed by the reality that Rob seemingly does not want to make time for her alone any longer. They have not, she says, spent time together like they employed to for years. In final week's episode, the stress among the siblings was palpable, to say the least. He visited the women for the very first time in a very prolonged while, and insisted that he not sit appropriate beside Khloe in situation the discussions grew to become unsightly. He then mentioned with his sisters his engagement, which they have been angry at locating out about by way of social media as an alternative of him personally. Rob went on to announce that Blac Chyna was pregnant, with Khloe burying her head in her hands whilst mumbling “congratulations”.