What Scott Disick really thinks about Kourtney Kardashian's rift with son Mason - as insiders reveal what sparked 'deep divide' between reality star and her eldest child

Scott Disick believes that ex Kourtney Kardashian's refusal to continue vacationing together is causing a 'deeper divide' with their shared children - particularly their eldest son Mason, according to sources close to the reality star family. Now, insiders are lifting the lid on 41-year-old Scott's feelings about the apparent rift between Mason and Kourtney, 45, claiming that the reality star fears his ex is at risk of 'creating a deeper divide' with all of their shared children by cutting their dad out of their family trips with her new partner Travis, 48. Scott Disick believes that ex Kourtney Kardashian 's refusal to continue vacationing together is causing a 'deeper divide' with their kids - particularly their eldest son Mason, insiders claim Days after it was revealed that Mason, 14, had refused to join Kourtney and new husband Travis Barker on vacation, Scott shared an image of himself with the teen, calling him his 'best friend' Their father-son getaway came just one week after Kourtney, 45, admitted that Mason 'refused' to go on vacation to Australia with her, Travis, 48, and his other siblings 'This is obviously not going to happen again and Scott thinks that Travis should not have a problem with family vacations if he was comfortable in his marriage. On the season five finale of The Kardashians, Kourtney and Mason were seen having an awkward reunion, during which the teen appeared to avoid hugging his mother Scott and Kourtney used to vacation together with their three kids often following their split in 2015 and were very amicable co-parents 'When Travis got together with Kourtney on the heels of her and Scott’s long romance, he felt threatened by Scott,' the source said.