This is actually really heartbreaking.
According to TMZ the reason Rob Kardashian skipped out on the KIMYE wedding was because he didn't want to be in any of the pictures!! Rob has allegedly been so depressed and emabrassed by the way he looks and got so fed up that he just booked a flight home one day early!!
If thats the real reason poor ROB!!!! We've all been there!!
Get the full story HERE