Has Scott Disick fallen off the wagon again? Word has it that the father-of-three is back to his old ways after he was spotted partying with a plethora of young women while vacationing in Mexico on Wednesday (Mar. An insider tells Entertainment Tonight that Kourtney Kardashian?s ex-boyfriend is ?not doing well at all. He?s back in a really dark place.? People close to the situation claim that Kardashian, who broke up with Disick last summer before he entered rehab for addiction issues, is ?not impressed? with how things are going.