ET has learned that Kourtney Kardashian is ‘emotionally done’ with ex Scott Disick. A source explains that Scott misses the old dynamic he once had with the Kardashian family. Kourtney’s main priority is focusing on the three kids she shares with Scott and the new blended family she has with her husband, Travis Barker. Our source also shares how Scott and Kourt’s kids, Mason, Penelope and Reign, are handling their mom’s new marriage.